Exhibit 10.1

EXECUTION VERSION

SECURITIES EXCHANGE AGREEMENT

This Securities Exchange Agreement (this “ Agreement ”) is dated as of June 21, 2017, between Northwest Biotherapeutics, Inc., a Delaware corporation (the “ Company ”), and ____ (“ Holder ”).

WHEREAS, subject to the terms and conditions set forth in this Agreement and pursuant to Section 4(a)(2) of the Securities Act of 1933, as amended (the “ Securities Act ”), the Company desires to exchange with the Holder, and the Holder desires to exchange with the Company, securities of the Company for other securities of the Company as more fully described in this Agreement.

NOW, THEREFORE, IN CONSIDERATION of the mutual covenants contained in this Agreement, and for other good and valuable consideration the receipt and adequacy of which are hereby acknowledged, the Company and the Holder agree as follows:

ARTICLE I.
DEFINITIONS

1.1             Definitions . In addition to the terms defined elsewhere in this Agreement, for all purposes of this Agreement, the following terms have the meanings set forth in this Section 1.1:

“ Acquiring Person ” shall have the meaning ascribed to such term in Section 4.5.

“ Action ” shall have the meaning ascribed to such term in Section 3.1(j).

“ Affiliate ” means any Person that, directly or indirectly through one or more intermediaries, controls or is controlled by or is under common control with a Person as such terms are used in and construed under Rule 405 under the Securities Act.

“ Board of Directors ” means the board of directors of the Company.

“ Business Day ” means any day except any Saturday, any Sunday, any day which is a federal legal holiday in the United States or any day on which banking institutions in the State of New York are authorized or required by law or other governmental action to close.

“ Closing ” means the closing of the exchange of the Securities pursuant to Section 2.1.

“ Closing Date ” means the Trading Day on which (A) all of the Transaction Documents have been executed and delivered by the applicable parties thereto, and all conditions precedent to (i) the Holder’s obligations to deliver the Exchanged Debentures and (ii) the Company’s obligations to issue and deliver the Securities, in each case, have been satisfied or waived, but in all cases, in no event later than the third Trading Day following the date hereof.

“ Collateral ” means all property pledged to secure the obligations under the UK Mortgage.

“ Commission ” means the United States Securities and Exchange Commission.

“ Common Stock ” means the common stock of the Company, par value $0.001 per share, and any other class of securities into which such securities may hereafter be reclassified or changed.

“ Common Stock Equivalents ” means any securities of the Company or the Subsidiaries which would entitle the holder thereof to acquire at any time Common Stock, including, without limitation, any debt, preferred stock, right, option, warrant or other instrument that is at any time convertible into or exercisable or exchangeable for, or otherwise entitles the holder thereof to receive, Common Stock.

“ Company Counsel ” means Gibson, Dunn & Crutcher LLP, with offices located at 200 Park Avenue, New York, New York 10166.

“ Conversion Shares ” means the shares of Common Stock issuable upon conversion of New Notes in accordance with the terms of the New Notes.

“ Deed of Priorities ” means the Deed of Priorities between and among Arcaris Capital Limited, as Chargor, Lancashire Mortgage Corporation, as First Chargee, and Holder, as Second Chargee.

“ Disclosure Schedules ” means the Disclosure Schedules of the Company delivered concurrently herewith.

“ Evaluation Date ” shall have the meaning ascribed to such term in Section 3.1(s).

“ Exchange Act ” means the Securities Exchange Act of 1934, as amended, and the rules and regulations promulgated thereunder.

“ Exchange Amount ” shall mean the principal amount of Exchanged Debenture exchanged hereunder.

“ Exchanged Debentures ” shall means the Company’s 5.00% Convertible Senior Notes due 2017.

“ FCPA ” means the Foreign Corrupt Practices Act of 1977, as amended.

“ FDA ” shall have the meaning ascribed to such term in Section 3.1(hh).

“ FDCA ” shall have the meaning ascribed to such term in Section 3.1(hh).

“ GAAP ” shall have the meaning ascribed to such term in Section 3.1(h).

“ Indebtedness ” shall have the meaning ascribed to such term in Section 3.1(aa).

“ Intellectual Property ” shall have the meaning ascribed to such term in Section 3.1(p).

“ Liens ” means a lien, charge, pledge, security interest, encumbrance, right of first refusal, preemptive right or other material restriction.

“ Lien Search Condition ” means upon execution and delivery of the UK Mortgage, and filing of the UK Mortgage with the applicable filing office, the Lender’s Lien in the Collateral will be a second priority fully perfected Lien on the Collateral, subject to no Liens except Permitted Liens.

“ Material Adverse Effect ” shall have the meaning assigned to such term in Section 3.1(b).

“ Material Permits ” shall have the meaning ascribed to such term in Section 3.1(n).

“ New Notes ” means the convertible notes to be issued by the Company to the Holder at the Closing in accordance with Section 2.2(a) hereof, in the form of Exhibit A attached hereto, consisting of a Note made by the Company in the principal amount of $5,645,454.55.

“ Person ” means an individual or corporation, partnership, trust, incorporated or unincorporated association, joint venture, limited liability company, joint stock company, government (or an agency or subdivision thereof) or other entity of any kind.

“ Pharmaceutical Product ” shall have the meaning ascribed to such term in Section 3.1(hh).

“ Proceeding ” means an action, claim, suit, investigation or proceeding (including, without limitation, an informal investigation or partial proceeding, such as a deposition), whether commenced or threatened.

“ Property Appraisal Condition ” means that the evidence submitted by the Company with respect to the value of the Collateral is satisfactory to the Holder in its sole and absolute discretion.

“ Required Approvals ” shall have the meaning ascribed to such term in Section 3.1(e).

“ Rule 144 ” means Rule 144 promulgated by the Commission pursuant to the Securities Act, as such Rule may be amended or interpreted from time to time, or any similar rule or regulation hereafter adopted by the Commission having substantially the same purpose and effect as such Rule.

“ SEC Reports ” shall have the meaning ascribed to such term in Section 3.1(h).

“ Securities ” means the New Notes and the Conversion Shares.

“ Securities Act ” means the Securities Act of 1933, as amended, and the rules and regulations promulgated thereunder.

“ Securities Purchase ” means the consummation of the transactions contemplated by the Securities Purchase Agreement.

“ Securities Purchase Agreement ” means the Securities Agreement made on the date hereof by and among the original holders of the Exchanged Debentures and the Holder.

“ Short Sales ” means all “short sales” as defined in Rule 200 of Regulation SHO under the Exchange Act (but shall not be deemed to include the location and/or reservation of borrowable shares of Common Stock).

“ Subsidiary ” means any subsidiary of the Company as set forth in the SEC Reports, and shall, where applicable, also include any direct or indirect subsidiary of the Company formed or acquired after the date hereof.

“ Trading Day ” means a day on which the principal Trading Market is open for trading.

“ Trading Market ” means any of the following markets or exchanges on which the Common Stock is listed or quoted for trading on the date in question: the NYSE MKT, the Nasdaq Capital Market, the Nasdaq Global Market, the Nasdaq Global Select Market, the New York Stock Exchange, OTCBB, OTCQB or OTCQX or the “Pink Sheets” published by OTC Markets, Inc. (or any successors to any of the foregoing).

“ Transaction Documents ” means this Agreement, the New Notes and any other documents or agreements executed in connection with the transactions contemplated hereunder.

“ Transfer Agent ” means Computershare, the current transfer agent of the Company, with a mailing address of 520 Pike Street, Suite 1220, Seattle, WA 98101, and any successor transfer agent of the Company.

“ UK Mortgage ” means the Legal Mortgage between Arcaris Capital Limited, as Chargor, and ____, as Chargee.

ARTICLE II.
EXCHANGE

2.1            Closing . On the Closing Date, upon the terms and subject to the conditions set forth herein, the Company agrees to exchange, and the Holder agrees to exchange an aggregate of $5,000,000 of Exchanged Debentures for New Notes in an aggregate principal amount of $5,645,454.55. The Company shall deliver to the Holder its New Notes as determined pursuant to Section 2.2(a), and the Company and the Holder shall deliver the other items set forth in Section 2.2 deliverable at the Closing. Upon satisfaction of the covenants and conditions set forth in Sections 2.2 and 2.3, the Closing shall occur at the offices of Company Counsel or such other location as the parties shall mutually agree.

2.2            Deliveries .

(a)          On or prior to the Closing Date, the Company shall deliver or cause to be delivered to the Holder the following:

(i)          this Agreement duly executed by the Company;

(ii)         the New Notes being acquired by the Holder pursuant to this Agreement;

(iii)        the opinion of counsel to the Company in form and substance satisfactory to the Holder, together with certified resolutions and other documents reasonably requested by the Holder; and

(iv)        all of the Holder's fees and expenses incurred in the negotiation, preparation and implementation of the transactions contemplated by this Agreement.

(b)          On or prior to the Closing Date, the Holder shall deliver or cause to be delivered to the Company the following:

(i)          this Agreement duly executed by the Holder; and

(ii)         Exchanged Debentures with an aggregate principal amount equal to the Holder’s Exchange Amount (which delivery shall be deemed to have occurred when the trustee for the Exchange Debentures receives such Exchange Debentures through the Depository Trust Company’s DWAC system).

2.3            Closing Conditions .

(a)          The obligations of the Company hereunder in connection with the Closing are subject to the following conditions being met:

(i)          the accuracy in all material respects (or, to the extent representations or warranties are qualified by materiality or Material Adverse Effect, in all respects) when made and on the Closing Date of the representations and warranties of the Holder contained herein (unless as of a specific date therein in which case they shall be accurate as of such date);

(ii)         all obligations, covenants and agreements of the Holder required to be performed at or prior to the Closing Date shall have been performed or waived;

(iii)        the delivery by the Holder of the items set forth in Section 2.2(b) of this Agreement;

(iv)        the completion, prior to or concurrently with the Closing, of the Securities Purchase; and

(v)         satisfaction of each of the Property Appraisal Condition and the Lien Search Condition.

(b)          The respective obligations of the Holder hereunder in connection with the Closing are subject to the following conditions being met:

(i)          the accuracy in all material respects (or, to the extent representations or warranties are qualified by materiality or Material Adverse Effect, in all respects) when made and on the Closing Date of the representations and warranties of the Company contained herein (unless as of a specific date therein in which case they shall be accurate as of such date);

(ii)         all obligations, covenants and agreements of the Company required to be performed or waived at or prior to the Closing Date shall have been performed;

(iii)        the delivery by the Company of the items set forth in Section 2.2(a) of this Agreement;

(iv)        there shall have been no Material Adverse Effect with respect to the Company since the date hereof;

(v)         from the date hereof to the Closing Date, trading in the Common Stock shall not have been suspended by the Commission or the Company’s principal Trading Market, and, at any time prior to the Closing Date, trading in securities generally as reported by Bloomberg L.P. shall not have been suspended or limited, or minimum prices shall not have been established on securities whose trades are reported by such service, or on any Trading Market, nor shall a banking moratorium have been declared either by the United States or New York State authorities nor shall there have occurred any material outbreak or escalation of hostilities or other national or international calamity of such magnitude in its effect on, or any material adverse change in, any financial market which, in each case, in the reasonable judgment of the Holder, makes it impracticable or inadvisable to exchange the Exchanged Debentures for New Notes at the Closing;

(vi)        the completion, prior to or concurrently with the Closing, of the Securities Purchase;

(vii)       satisfaction of each of the Property Appraisal Condition and the Lien Search Condition;

(viii)      execution by the Company and the prior holders of the Exchanged Debentures of a Second Amendment to the Repurchase Agreement, substantially in the form previously provided to the Holder;

(ix)          d elivery of the UK Mortgage in form and substance satisfactory to the Holder;

(x)          delivery of an opinion of counsel to the Company satisfactory to the Holder;

(xi)         payment of all Holder's fees and expenses of the transactions;

(xii)        delivery of a fully executed Deed of Priorities; and

(xiii)        delivery of certified resolutions and other documents and instruments reasonably requested by the Holder .

ARTICLE III.
REPRESENTATIONS AND WARRANTIES

3.1            Representations and Warranties of the Company . Except as set forth in the SEC Reports and the Disclosure Schedules, which SEC Reports and Disclosure Schedules shall be deemed a part hereof and shall qualify any representation or warranty otherwise made herein, the Company hereby makes the following representations and warranties to the Holder:

(a)           Subsidiaries . All of the direct and indirect subsidiaries of the Company are set forth in the SEC Reports. The Company owns, directly or indirectly, all of the capital stock or other equity interests of each Subsidiary free and clear of any Liens, and all of the issued and outstanding shares of capital stock of each Subsidiary are validly issued and are fully paid, non-assessable and free of preemptive and similar rights to subscribe for or purchase securities. If the Company has no subsidiaries, all other references to the Subsidiaries or any of them in the Transaction Documents shall be disregarded.

(b)           Organization and Qualification . The Company and each of the Subsidiaries is an entity duly incorporated or otherwise organized, validly existing and in good standing under the laws of the jurisdiction of its incorporation or organization, with the requisite power and authority to own and use its properties and assets and to carry on its business as currently conducted. Neither the Company nor any Subsidiary is in violation nor default of any of the provisions of its respective certificate or articles of incorporation, bylaws or other organizational or charter documents. Each of the Company and the Subsidiaries is duly qualified to conduct business and is in good standing as a foreign corporation or other entity in each jurisdiction in which the nature of the business conducted or property owned by it makes such qualification necessary, except where the failure to be so qualified or in good standing, as the case may be, could not have or reasonably be expected to result in: (i) a material adverse effect on the legality, validity or enforceability of any Transaction Document, (ii) a material adverse effect on the results of operations, assets, business, prospects or condition (financial or otherwise) of the Company and the Subsidiaries, taken as a whole, or (iii) a material adverse effect on the Company’s ability to perform in any material respect on a timely basis its obligations under any Transaction Document (any of (i), (ii) or (iii), a “ Material Adverse Effect ”) and no Proceeding has been instituted in any such jurisdiction revoking, limiting or curtailing or seeking to revoke, limit or curtail such power and authority or qualification.

(c)           Authorization; Enforcement . The Company has the requisite corporate power and authority to enter into and to consummate the transactions contemplated by this Agreement and each of the other Transaction Documents and otherwise to carry out its obligations hereunder and thereunder. The execution and delivery of this Agreement and each of the other Transaction Documents by the Company and the consummation by it of the transactions contemplated hereby and thereby have been duly authorized by all necessary action on the part of the Company and no further action is required by the Company, the Board of Directors or the Company’s stockholders in connection herewith or therewith other than in connection with the Required Approvals. This Agreement and each other Transaction Document to which it is a party has been (or upon delivery will have been) duly executed by the Company and, when delivered in accordance with the terms hereof and thereof, will constitute the valid and binding obligation of the Company enforceable against the Company in accordance with its terms, except (i) as limited by general equitable principles and applicable bankruptcy, insolvency, reorganization, moratorium and other laws of general application affecting enforcement of creditors’ rights generally, (ii) as limited by laws relating to the availability of specific performance, injunctive relief or other equitable remedies and (iii) insofar as indemnification and contribution provisions may be limited by applicable law.

(d)           No Conflicts . The execution, delivery and performance by the Company of this Agreement and the other Transaction Documents to which it is a party, the issuance and sale of the New Notes and the consummation by it of the transactions contemplated hereby and thereby do not and will not (i) conflict with or violate any provision of the Company’s or any Subsidiary’s certificate or articles of incorporation, bylaws or other organizational or charter documents, or (ii) conflict with, or constitute a default (or an event that with notice or lapse of time or both would become a default) under, result in the creation of any Lien upon any of the properties or assets of the Company or any Subsidiary, or give to others any rights of termination, amendment, acceleration or cancellation (with or without notice, lapse of time or both) of, any agreement, credit facility, debt or other instrument (evidencing a Company or Subsidiary debt or otherwise) or other understanding to which the Company or any Subsidiary is a party or by which any property or asset of the Company or any Subsidiary is bound or affected, or (iii) subject to the Required Approvals, conflict with or result in a violation of any law, rule, regulation, order, judgment, injunction, decree or other restriction of any court or governmental authority to which the Company or a Subsidiary is subject (including federal and state securities laws and regulations), or by which any property or asset of the Company or a Subsidiary is bound or affected; except in the case of each of clauses (ii) and (iii), such as could not have or reasonably be expected to result in a Material Adverse Effect.

(e)           Filings, Consents and Approvals . The Company is not required to obtain any consent, waiver, authorization or order of, give any notice to, or make any filing or registration with, any court or other federal, state, local or other governmental authority or other Person in connection with the execution, delivery and performance by the Company of the Transaction Documents, other than: (i) the filings required pursuant to Section 4.4 of this Agreement, (ii) application(s) to each applicable Trading Market for the listing of the Shares for trading thereon in the time and manner required thereby, (iii) the filing of Form D with the Commission and (iv) such filings as are required to be made under applicable state securities laws (collectively, the “ Required Approvals ”).

(f)           Issuance of the Securities; Registration . The New Notes are duly authorized and, when issued in accordance with the applicable Transaction Documents in exchange for the Exchanged Debenture, will be duly and validly issued. The Conversion Shares issuable upon conversion of the New Notes, are duly authorized and when issued upon Conversion of the New Notes in accordance with the terms of the New Notes, will be validly issued, fully paid and nonassessable, free and clear of all Liens imposed by the Company.

(g)           Capitalization . The capitalization of the Company is as set forth on Schedule 3.1(g) . The Company has not issued any capital stock since its most recently filed SEC Report under the Exchange Act, other than pursuant to the exercise of employee stock options under the Company’s stock option plans, the issuance of shares of Common Stock to employees pursuant to the Company’s employee stock purchase plans and pursuant to the conversion and/or exercise of Common Stock Equivalents outstanding as of the date of the most recently filed periodic report under the Exchange Act, except as disclosed in the most recently filed SEC Report under the Exchange Act. No Person has any right of first refusal, preemptive right, right of participation, or any similar right to participate in the transactions contemplated by the Transaction Documents, except for any such rights as have been complied with or waived. Except as a result of the exchange of the Exchanged Securities for New Notes or payment of the contractor invoices in whole or in part in shares of Common Stock in the ordinary course of business, which contractor arrangements are disclosed on Schedule 3.1(g) , there are no outstanding options, warrants, scrip rights to subscribe to, calls or commitments of any character whatsoever relating to, or securities, rights or obligations convertible into or exercisable or exchangeable for, or giving any Person any right to subscribe for or acquire, any shares of Common Stock, or contracts, commitments, understandings or arrangements by which the Company or any Subsidiary is or may become bound to issue additional shares of Common Stock or Common Stock Equivalents. The issuance of the New Notes will not obligate the Company to issue shares of Common Stock or other securities to any Person (other than the Holder) and will not result in a right of any holder of Company securities to adjust the exercise, conversion, exchange or reset price under any of such securities. There are no outstanding securities or instruments of the Company or any Subsidiary that contain any redemption or similar provisions, and there are no contracts, commitments, understandings or arrangements by which the Company or any Subsidiary is or may become bound to redeem a security of the Company or such Subsidiary. The Company does not have any stock appreciation rights or “phantom stock” plans or agreements or any similar plan or agreement. All of the outstanding shares of capital stock of the Company are duly authorized, validly issued, fully paid and nonassessable, have been issued in compliance with all federal and state securities laws. No further approval or authorization of any stockholder, the Board of Directors or others is required for the issuance of the New Notes. There are no stockholders agreements, voting agreements or other similar agreements with respect to the Company’s capital stock to which the Company is a party or, to the knowledge of the Company, between or among any of the Company’s stockholders.

(h)           SEC Reports; Financial Statements . The Company has filed all reports, schedules, forms, statements and other documents required to be filed by the Company under the Securities Act and the Exchange Act, including pursuant to Section 13(a) or 15(d) thereof, for the two years preceding the date hereof (or such shorter period as the Company was required by law or regulation to file such material) (the foregoing materials, including the exhibits thereto and documents incorporated by reference therein, being collectively referred to herein as the “ SEC Reports ”) on a timely basis or has received a valid extension of such time of filing and has filed any such SEC Reports prior to the expiration of any such extension. As of their respective dates, the SEC Reports complied in all material respects with the requirements of the Securities Act and the Exchange Act, as applicable, and none of the SEC Reports, when filed, contained any untrue statement of a material fact or omitted to state a material fact required to be stated therein or necessary in order to make the statements therein, in the light of the circumstances under which they were made, not misleading. The Company has never been an issuer subject to Rule 144(i) under the Securities Act. The financial statements of the Company included in the SEC Reports comply in all material respects with applicable accounting requirements and the rules and regulations of the Commission with respect thereto as in effect at the time of filing. Such financial statements have been prepared in accordance with United States generally accepted accounting principles applied on a consistent basis during the periods involved (“ GAAP ”), except as may be otherwise specified in such financial statements or the notes thereto and except that unaudited financial statements may not contain all footnotes required by GAAP, and fairly present in all material respects the financial position of the Company and its consolidated Subsidiaries as of and for the dates thereof and the results of operations and cash flows for the periods then ended, subject, in the case of unaudited statements, to normal, immaterial, year-end audit adjustments.

(i)           Material Changes; Undisclosed Events, Liabilities or Developments . Since the date of the latest audited financial statements included within the SEC Reports, except as specifically disclosed in a subsequent SEC Report filed prior to the date hereof, (i) there has been no event, occurrence or development that has had or that could reasonably be expected to result in a Material Adverse Effect, (ii) the Company has not incurred any liabilities (contingent or otherwise) other than (A) trade payables and accrued expenses incurred in the ordinary course of business consistent with past practice (B) liabilities not required to be reflected in the Company’s financial statements pursuant to GAAP or disclosed in filings made with the Commission and (C) non-cash accounting measures that have effect of reducing shareholder equity as described on Schedule 3.1(i) hereto, (iii) the Company has not altered its method of accounting, (iv) the Company has not declared or made any dividend or distribution of cash or other property to its stockholders or purchased, redeemed or made any agreements to purchase or redeem any shares of its capital stock and (v) the Company has not issued any equity securities to any officer, director or Affiliate, except pursuant to existing Company stock option plans. The Company does not have pending before the Commission any request for confidential treatment of information. Except for the issuance of the Securities contemplated by this Agreement, no event, liability, fact, circumstance, occurrence or development has occurred or exists or is reasonably expected to occur or exist with respect to the Company or its Subsidiaries or their respective businesses, prospects, properties, operations, assets or financial condition that would be required to be disclosed by the Company under applicable securities laws at the time this representation is made or deemed made that has not been publicly disclosed at least one (1) Trading Day prior to the date that this representation is made.

(j)           Litigation . Except as set forth in the SEC Reports, there is no action, suit, inquiry, notice of violation, proceeding or investigation pending or, to the knowledge of the Company, threatened against or affecting the Company, any Subsidiary or any of their respective properties before or by any court, arbitrator, governmental or administrative agency or regulatory authority (federal, state, county, local or foreign) (collectively, an “ Action ”) which (i) adversely affects or challenges the legality, validity or enforceability of any of the Transaction Documents or the Securities or (ii) could, if there were an unfavorable decision, have or reasonably be expected to result in a Material Adverse Effect. Neither the Company nor any Subsidiary, nor any director or officer thereof, is or has been the subject of any Action involving a claim of violation of or liability under federal or state securities laws or a claim of breach of fiduciary duty. There has not been, and to the knowledge of the Company, there is not pending or contemplated, any investigation by the Commission involving the Company or any current or former director or officer of the Company. The Commission has not issued any stop order or other order suspending the effectiveness of any registration statement filed by the Company or any Subsidiary under the Exchange Act or the Securities Act.

(k)           Labor Relations . No labor dispute exists or, to the knowledge of the Company, is imminent with respect to any of the employees of the Company, which could reasonably be expected to result in a Material Adverse Effect. None of the Company’s or its Subsidiaries’ employees is a member of a union that relates to such employee’s relationship with the Company or such Subsidiary, and neither the Company nor any of its Subsidiaries is a party to a collective bargaining agreement, and the Company and its Subsidiaries believe that their relationships with their employees are good. To the knowledge of the Company, no executive officer of the Company or any Subsidiary, is, or is now expected to be, in violation of any material term of any employment contract, confidentiality, disclosure or proprietary information agreement or non-competition agreement, or any other contract or agreement or any restrictive covenant in favor of any third party, and the continued employment of each such executive officer does not subject the Company or any of its Subsidiaries to any liability with respect to any of the foregoing matters. The Company and its Subsidiaries are in compliance with all U.S. federal, state, local and foreign laws and regulations relating to employment and employment practices, terms and conditions of employment and wages and hours, except where the failure to be in compliance could not, individually or in the aggregate, reasonably be expected to have a Material Adverse Effect.

(l)           Compliance . Neither the Company nor any Subsidiary: (i) is in default under or in violation of (and no event has occurred that has not been waived that, with notice or lapse of time or both, would result in a default by the Company or any Subsidiary under), nor has the Company or any Subsidiary received notice of a claim that it is in default under or that it is in violation of, any indenture, loan or credit agreement or any other agreement or instrument to which it is a party or by which it or any of its properties is bound (whether or not such default or violation has been waived), (ii) is in violation of any judgment, decree or order of any court, arbitrator or other governmental authority or (iii) is or has been in violation of any statute, rule, ordinance or regulation of any governmental authority, including without limitation all foreign, federal, state and local laws relating to taxes, environmental protection, occupational health and safety, product quality and safety and employment and labor matters, except in each case as could not have or reasonably be expected to result in a Material Adverse Effect.

(m)           Environmental Laws .           The Company and its Subsidiaries (i) are in compliance with all federal, state, local and foreign laws relating to pollution or protection of human health or the environment (including ambient air, surface water, groundwater, land surface or subsurface strata), including laws relating to emissions, discharges, releases or threatened releases of chemicals, pollutants, contaminants, or toxic or hazardous substances or wastes (collectively, “ Hazardous Materials ”) into the environment, or otherwise relating to the manufacture, processing, distribution, use, treatment, storage, disposal, transport or handling of Hazardous Materials, as well as all authorizations, codes, decrees, demands, or demand letters, injunctions, judgments, licenses, notices or notice letters, orders, permits, plans or regulations, issued, entered, promulgated or approved thereunder (“ Environmental Laws ”); (ii) have received all permits licenses or other approvals required of them under applicable Environmental Laws to conduct their respective businesses; and (iii) are in compliance with all terms and conditions of any such permit, license or approval where in each clause (i), (ii) and (iii), the failure to so comply could be reasonably expected to have, individually or in the aggregate, a Material Adverse Effect.

(n)           Regulatory Permits . The Company and the Subsidiaries possess all certificates, authorizations and permits issued by the appropriate federal, state, local or foreign regulatory authorities necessary to conduct their respective businesses as described in the SEC Reports, except where the failure to possess such permits could not reasonably be expected to result in a Material Adverse Effect (“ Material Permits ”), and neither the Company nor any Subsidiary has received any notice of proceedings relating to the revocation or modification of any Material Permit.

(o)           Title to Assets . The Company and the Subsidiaries have good and marketable title in fee simple to all real property owned by them and good and marketable title in all personal property owned by them that is material to the business of the Company and the Subsidiaries, in each case free and clear of all Liens, except for (i) Liens as do not materially affect the value of such property and do not materially interfere with the use made and proposed to be made of such property by the Company and the Subsidiaries and (ii) Liens for the payment of federal, state or other taxes, for which appropriate reserves have been made therefor in accordance with GAAP and, the payment of which is neither delinquent nor subject to penalties. Any real property and facilities held under lease by the Company and the Subsidiaries are held by them under valid, subsisting and enforceable leases with which the Company and the Subsidiaries are in compliance.

(p)           Intellectual Property . The Company and its Subsidiaries own or possess adequate rights to use all patents, patent applications, patent rights, licenses, inventions, copyrights, know-how (including trade secrets and other unpatented and/or unpatentable proprietary or confidential information, systems or procedures), trademarks, trademark registrations, service marks, service mark registrations, trade names, mask work rights and other intellectual property necessary to carry on the business now operated by it or proposed to be operated by it as described in the SEC Reports (collectively, “ Intellectual Property ”), except where the lack of such ownership or rights to use would not have a Material Adverse Effect. Except as disclosed in the SEC Reports, there is no litigation or other proceeding pending or, to the Company’s knowledge, threatened and no claims are presently being asserted by any third party challenging or questioning the ownership, validity, or enforceability of the Company's right to use or own any Intellectual Property or asserting that the use of the Company’s Intellectual Property by the Company or the operation of the Company’s business infringes upon or misappropriates the Intellectual Property of any third party, and the Company is unaware of any facts which would form a reasonable basis for any such claim. None of, and neither the Company nor any Subsidiary has received a notice (written or otherwise) that any of, the Intellectual Property has expired, terminated or been abandoned, or is essential for the Company’s business and is expected to expire or terminate or be abandoned within two (2) years from the date of this Agreement. Except as disclosed in the SEC Reports, the Company is not otherwise aware of any infringement of or conflict with asserted rights of others with respect to any of the Company's Intellectual Property or the operation of the Company’s business. Except as disclosed in the SEC Reports, the Company is not otherwise aware of any facts or circumstances which would render any of the Company's Intellectual Property invalid or inadequate to protect the interests of the Company therein, or with respect to the patent applications contained in the Intellectual Property, unpatentable. Except as disclosed in the SEC Reports, or as would not, individually or in the aggregate have a Material Adverse Effect, to the best of the Company’s knowledge, (i) there is no infringement by third parties engaged in commercial activity of any Intellectual Property of the Company relating to the Company’s business and (ii) there are no non-commercial activities being performed by any third parties which, upon commercialization thereof, could reasonably be expected to infringe on the Intellectual Property of the Company. The Company and its subsidiaries have taken all steps necessary to perfect its ownership of and interest in the Intellectual Property.

(q)           Insurance . The Company and the Subsidiaries are insured by insurers of recognized financial responsibility against such losses and risks and in such amounts as are prudent and customary in the businesses in which the Company and the Subsidiaries are engaged, including, but not limited to, directors and officers insurance coverage at least equal to $5,000,000. Neither the Company nor any Subsidiary has any reason to believe that it will not be able to renew its existing insurance coverage as and when such coverage expires or to obtain similar coverage from similar insurers as may be necessary to continue its business without a significant increase in cost.

(r)           Transactions With Affiliates and Employees . Except as set forth in the SEC Reports, none of the officers or directors of the Company or any Subsidiary and, to the knowledge of the Company, none of the employees of the Company or any Subsidiary is presently a party to any transaction with the Company or any Subsidiary (other than for services as employees, officers and directors), including any contract, agreement or other arrangement providing for the furnishing of services to or by, providing for rental of real or personal property to or from, providing for the borrowing of money from or lending of money to or otherwise requiring payments to or from any officer, director or such employee or, to the knowledge of the Company, any entity in which any officer, director, or any such employee has a substantial interest or is an officer, director, trustee, stockholder, member or partner, in each case in excess of $120,000 other than for (i) payment of salary or consulting fees for services rendered, (ii) reimbursement for expenses incurred on behalf of the Company and (iii) other employee benefits, including stock option or incentive agreements under any stock option or incentive plan of the Company.

(s)           Sarbanes-Oxley; Internal Accounting Controls . Except as set forth in the SEC Reports, the Company and the Subsidiaries are in compliance with applicable requirements of the Sarbanes-Oxley Act of 2002 that are effective as of the date hereof, and any and all applicable rules and regulations promulgated by the Commission thereunder that are effective as of the date hereof and as of the Closing Date. The Company and the Subsidiaries maintain a system of internal accounting controls sufficient to provide reasonable assurance that: (i) transactions are executed in accordance with management’s general or specific authorizations, (ii) transactions are recorded as necessary to permit preparation of financial statements in conformity with GAAP and to maintain asset accountability, (iii) access to assets is permitted only in accordance with management’s general or specific authorization, and (iv) the recorded accountability for assets is compared with the existing assets at reasonable intervals and appropriate action is taken with respect to any differences. The Company and the Subsidiaries have established disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the Company and the Subsidiaries and designed such disclosure controls and procedures to ensure that information required to be disclosed by the Company in the reports it files or submits under the Exchange Act is recorded, processed, summarized and reported, within the time periods specified in the Commission’s rules and forms. The Company’s certifying officers have evaluated the effectiveness of the disclosure controls and procedures of the Company and the Subsidiaries as of the end of the period covered by the most recently filed periodic report under the Exchange Act (such date, the “ Evaluation Date ”). The Company presented in its most recently filed periodic report under the Exchange Act the conclusions of the certifying officers about the effectiveness of the disclosure controls and procedures based on their evaluations as of the Evaluation Date. Since the Evaluation Date, there have been no changes in the internal control over financial reporting (as such term is defined in the Exchange Act) of the Company and its Subsidiaries that have materially affected, or is reasonably likely to materially affect, the internal control over financial reporting of the Company and its Subsidiaries.

(t)           Certain Fees . No brokerage or finder’s fees or commissions are or will be payable by the Company or any Subsidiary to any broker, financial advisor or consultant, finder, placement agent, investment banker, bank or other Person with respect to the transactions contemplated by the Transaction Documents.

(u)           Investment Company . The Company is not, and is not an Affiliate of, and immediately after consummation of the exchange contemplated hereby, will not be or be an Affiliate of, a company required to register as an “investment company” within the meaning of the Investment Company Act of 1940, as amended. The Company shall conduct its business in a manner so that it will not become an “investment company” subject to registration under the Investment Company Act of 1940, as amended.

(v)          Amount of Outstanding Existing Debentures. As of the date hereof, there are $5,500,000 aggregate principal amount of Exchanged Debentures outstanding, of which $500,000 have been repurchased by the Company and are to be delivered to the Company for cancellation immediately after the transactions described herein.

(w)          Listing and Maintenance Requirements . The Common Stock is registered pursuant to Section 12(b) or 12(g) of the Exchange Act, and the Company has taken no action designed to, or which to its knowledge is likely to have the effect of, terminating the registration of the Common Stock under the Exchange Act nor has the Company received any notification that the Commission is contemplating terminating such registration. Except as set forth in the SEC Reports, the Company has not, in the 12 months preceding the date hereof, received notice from any Trading Market on which the Common Stock is or has been listed or quoted to the effect that the Company is not in compliance with the listing or maintenance requirements of such Trading Market. Except as set forth in the SEC Reports, the Company is, and has no reason to believe that it will not in the foreseeable future continue to be, in compliance with all such listing and maintenance requirements. The Common Stock is currently eligible for electronic transfer through the Depository Trust Company or another established clearing corporation and the Company is current in payment of the fees to the Depository Trust Company (or such other established clearing corporation) in connection with such electronic transfer.

(x)           Application of Takeover Protections . The Company and the Board of Directors have taken all necessary action, if any, in order to render inapplicable any control share acquisition, business combination, poison pill (including any distribution under a rights agreement) or other similar anti-takeover provision under the Company’s certificate of incorporation (or similar charter documents) or the laws of its state of incorporation applicable to the Holder acquisition of the New Notes.

(y)           [RESERVED.]

(z)           No Integrated Offering . Assuming the accuracy of the Holder’s representations and warranties set forth in Section 3.2, neither the Company, nor any of its Affiliates, nor any Person acting on its or their behalf has, directly or indirectly, made any offers or sales of any security or solicited any offers to buy any security, under circumstances that would cause the issuance of the New Notes to be integrated with prior offerings by the Company for purposes of any applicable shareholder approval provisions of any Trading Market on which any of the securities of the Company are listed or designated.

(aa)         Solvency . The Company does not intend to incur debts beyond its ability to pay such debts as they mature (taking into account the timing and amounts of cash to be payable on or in respect of its debt). The Company has no current knowledge of any facts or circumstances which lead it to believe that it will file for reorganization or liquidation under the bankruptcy or reorganization laws of any jurisdiction within one year from the Closing Date. The SEC Reports set forth as of the date hereof all outstanding secured and unsecured Indebtedness of the Company or any Subsidiary, or for which the Company or any Subsidiary has commitments. For the purposes of this Agreement, “ Indebtedness ” means (x) any liabilities for borrowed money or amounts owed in excess of $50,000 (other than trade accounts payable incurred in the ordinary course of business), (y) all guaranties, endorsements and other contingent obligations in respect of indebtedness of others, whether or not the same are or should be reflected in the Company’s consolidated balance sheet (or the notes thereto), except guaranties by endorsement of negotiable instruments for deposit or collection or similar transactions in the ordinary course of business; and (z) the present value of any lease payments in excess of $50,000 due under leases required to be capitalized in accordance with GAAP. Neither the Company nor any Subsidiary is in default with respect to any Indebtedness.

(bb)        Tax Status . Except for matters that would not, individually or in the aggregate, have or reasonably be expected to result in a Material Adverse Effect, the Company and its Subsidiaries each (i) has made or filed all United States federal, state and local income and all foreign income and franchise tax returns, reports and declarations required by any jurisdiction to which it is subject, (ii) has paid all taxes and other governmental assessments and charges that are material in amount, shown or determined to be due on such returns, reports and declarations and (iii) has set aside on its books provision reasonably adequate for the payment of all material taxes for periods subsequent to the periods to which such returns, reports or declarations apply. There are no unpaid taxes in any material amount claimed to be due by the taxing authority of any jurisdiction, and the officers of the Company or of any Subsidiary know of no basis for any such claim.

(cc)         Foreign Corrupt Practices . Neither the Company nor any Subsidiary, nor to the knowledge of the Company or any Subsidiary, any agent or other person acting on behalf of the Company or any Subsidiary, has (i) directly or indirectly, used any funds for unlawful contributions, gifts, entertainment or other unlawful expenses related to foreign or domestic political activity, (ii) made any unlawful payment to foreign or domestic government officials or employees or to any foreign or domestic political parties or campaigns from corporate funds, (iii) failed to disclose fully any contribution made by the Company or any Subsidiary (or made by any person acting on its behalf of which the Company is aware) which is in violation of law, or (iv) violated in any material respect any provision of FCPA.

(dd)        Accountants . The Company’s independent registered public accounting firm is set forth on Schedule 3.1(dd) of the Disclosure Schedules. To the knowledge and belief of the Company, such accounting firm (i) is a registered public accounting firm as required by the Exchange Act and (ii) shall express its opinion with respect to the financial statements to be included in the Company’s Annual Report for the fiscal year ended December 31, 2016.        

(ee)        Acknowledgment Regarding Holder’s Exchange of Securities . The Company acknowledges and agrees that each of the Holder is acting solely in the capacity of an arm’s length purchaser with respect to the Transaction Documents and the transactions contemplated thereby. The Company further acknowledges that no Holder is acting as a financial advisor or fiduciary of the Company (or in any similar capacity) with respect to the Transaction Documents and the transactions contemplated thereby and any advice given by the Holder or any of their respective representatives or agents in connection with the Transaction Documents and the transactions contemplated thereby is merely incidental to the Holder’s exchange of the Exchanged Debentures for New Notes. The Company further represents to the Holder that the Company’s decision to enter into this Agreement and the other Transaction Documents has been based solely on the independent evaluation of the transactions contemplated hereby by the Company and its representatives.

(ff)          [RESERVED] .

(gg)        Regulation M Compliance . The Company has not, and to its knowledge no one acting on its behalf has, (i) taken, directly or indirectly, any action designed to cause or to result in the stabilization or manipulation of the price of any security of the Company to facilitate the sale or resale of any of the Securities, (ii) sold, bid for, purchased, or, paid any compensation for soliciting purchases of, any of the Securities, or (iii) paid or agreed to pay to any Person any compensation for soliciting another to purchase any other securities of the Company, other than, in the case of clauses (ii).

(hh)        FDA . As to each product subject to the jurisdiction of the U.S. Food and Drug Administration (“ FDA ”) under the Federal Food, Drug and Cosmetic Act, as amended, and the regulations thereunder (“ FDCA ”) that is manufactured, packaged, labeled, tested, distributed, sold, and/or marketed by the Company or any of its Subsidiaries (each such product, a “ Pharmaceutical Product ”), such Pharmaceutical Product is being manufactured, packaged, labeled, tested, distributed, sold and/or marketed by the Company in compliance with all applicable requirements under FDCA and similar laws, rules and regulations relating to registration, investigational use, premarket clearance, licensure, or application approval, good manufacturing practices, good laboratory practices, good clinical practices, product listing, quotas, labeling, advertising, record keeping and filing of reports, except where the failure to be in compliance would not have a Material Adverse Effect. The properties, business and operations of the Company have been and are being conducted in all material respects in accordance with all applicable laws, rules and regulations of the FDA. The Company has not been informed by the FDA that the FDA will prohibit the marketing, sale, license or use in the United States of any product proposed to be developed, produced or marketed by the Company nor has the FDA expressed any concern as to approving or clearing for marketing any product being developed or proposed to be developed by the Company.

(ii)          Office of Foreign Assets Control . Neither the Company nor any Subsidiary nor, to the Company's knowledge, any director, officer, agent, employee or affiliate of the Company or any Subsidiary is currently subject to any U.S. sanctions administered by the Office of Foreign Assets Control of the U.S. Treasury Department (“ OFAC ”).

(jj)          U.S. Real Property Holding Corporation . The Company is not and has never been a U.S. real property holding corporation within the meaning of Section 897 of the Internal Revenue Code of 1986, as amended, and the Company shall so certify upon Holder’s request.

(kk)        Bank Holding Company Act . Neither the Company nor any of its Subsidiaries or Affiliates is subject to the Bank Holding Company Act of 1956, as amended (the “ BHCA ”) and to regulation by the Board of Governors of the Federal Reserve System (the “ Federal Reserve ”). Neither the Company nor any of its Subsidiaries or Affiliates owns or controls, directly or indirectly, five percent (5%) or more of the outstanding shares of any class of voting securities or twenty-five percent or more of the total equity of a bank or any entity that is subject to the BHCA and to regulation by the Federal Reserve. Neither the Company nor any of its Subsidiaries or Affiliates exercises a controlling influence over the management or policies of a bank or any entity that is subject to the BHCA and to regulation by the Federal Reserve.

(ll)          Money Laundering . The operations of the Company and its Subsidiaries are and have been conducted at all times in compliance with applicable financial record-keeping and reporting requirements of the Currency and Foreign Transactions Reporting Act of 1970, as amended, applicable money laundering statutes and applicable rules and regulations thereunder (collectively, the “ Money Laundering Laws ”), and no Action or Proceeding by or before any court or governmental agency, authority or body or any arbitrator involving the Company or any Subsidiary with respect to the Money Laundering Laws is pending or, to the knowledge of the Company or any Subsidiary, threatened.

(mm)      [RESERVED] .

(nn)        Tacking . Subject to the truth and accuracy of the Holder’s representations set forth in Section 3.2 of this Agreement, and of the representations of the Sellers set forth in the Securities Purchase Agreement, the parties acknowledge and agree that in accordance with Sections 3(a)(9) and 4(a)(2) and Rule 144 of the Securities Act, the Shares issued in exchange for the Exchanged Debentures will tack back to August 19, 2014, the original issue date of such Debentures, pursuant to Rule 144 and the Company agrees not to take a position to the contrary. The Company is not an issuer subject to Rule 144(i).

3.2            Representations and Warranties of the Holder . The Holder hereby represents and warrants as of the date hereof and as of the Closing Date to the Company as follows (unless as of a specific date therein, in which case they shall be accurate as of such date):

(a)           Organization; Authority . Such Holder is either an individual or an entity duly incorporated or formed, validly existing and in good standing under the laws of the jurisdiction of its incorporation or formation with full right, corporate, partnership, limited liability company or similar power and authority to enter into and to consummate the transactions contemplated by the Transaction Documents and otherwise to carry out its obligations hereunder and thereunder. The execution and delivery of the Transaction Documents and performance by the Holder of the transactions contemplated by the Transaction Documents have been duly authorized by all necessary corporate, partnership, limited liability company or similar action, as applicable, on the part of the Holder. Each Transaction Document to which it is a party has been duly executed by the Holder, and when delivered by the Holder in accordance with the terms hereof, will constitute the valid and legally binding obligation of the Holder, enforceable against it in accordance with its terms, except: (i) as limited by general equitable principles and applicable bankruptcy, insolvency, reorganization, moratorium and other laws of general application affecting enforcement of creditors’ rights generally, (ii) as limited by laws relating to the availability of specific performance, injunctive relief or other equitable remedies and (iii) insofar as indemnification and contribution provisions may be limited by applicable law.

(b)           Understandings or Arrangements . Such Holder is acquiring the Securities as principal for its own account and has no direct or indirect arrangement or understandings with any other persons to distribute or regarding the distribution of such Securities. Such Holder is acquiring the Securities hereunder in the ordinary course of its business.

(c)           Holder Status . At the time the Holder was offered the Securities, it was, and as of the date hereof it is, and on each date on which it converts its New Notes into Conversions Shares, it will be an “accredited investor” as defined in Rule 501(a)(1), (a)(2), (a)(3), (a)(7) or (a)(8) under the Securities Act. The Holder is not, and within the ninety (90) days preceding the date of this Agreement has not been, an Affiliate of the Company.

(d)           Experience of Such Holder . Such Holder, either alone or together with its representatives, has such knowledge, sophistication and experience in business and financial matters so as to be capable of evaluating the merits and risks of the prospective investment in the Securities, and has so evaluated the merits and risks of such investment. Such Holder is able to bear the economic risk of an investment in the Securities and, at the present time, is able to afford a complete loss of such investment.

(e)           Access to Information . Such Holder acknowledges that it has had the opportunity to review the Transaction Documents (including all exhibits and schedules thereto) and the SEC Reports and has been afforded, (i) the opportunity to ask such questions as it has deemed necessary of, and to receive answers from, representatives of the Company concerning the terms and conditions of the offering of the Securities and the merits and risks of investing in the Securities; (ii) access to information about the Company and its financial condition, results of operations, business, properties, management and prospects sufficient to enable it to evaluate its investment; and (iii) the opportunity to obtain such additional information that the Company possesses or can acquire without unreasonable effort or expense that is necessary to make an informed investment decision with respect to the investment.

(f)           Certain Transactions and Confidentiality . Other than consummating the transactions contemplated hereunder, the Holder has not, nor has any Person acting on behalf of or pursuant to any understanding with the Holder, directly or indirectly executed any purchases or sales, including Short Sales, of the securities of the Company during the period commencing as of the time that the Holder first received a term sheet or other communication (written or oral) from the Company or any other Person representing the Company setting forth the material terms of the transactions contemplated hereunder and ending immediately prior to the execution hereof. Other than to other Persons party to this Agreement or to the Holder’s representatives, including, without limitation, its officers, directors, partners, legal and other advisors, employees, agents and Affiliates, the Holder has maintained the confidentiality of all disclosures made to it in connection with this transaction (including the existence and terms of this transaction).

The Company acknowledges and agrees that the representations contained in this Section 3.2 shall not modify, amend or affect the Holder’s right to rely on the Company’s representations and warranties contained in this Agreement or any representations and warranties contained in any other Transaction Document or any other document or instrument executed and/or delivered in connection with this Agreement or the consummation of the transactions contemplated hereby.

ARTICLE IV.
OTHER AGREEMENTS OF THE PARTIES

4.1            Restrictions on Resale . Subject to the accuracy of the Holder’s representations contained in this Agreement, the New Notes shall be issued free of restrictive legends relating to transferability of the New Notes.

4.2            Furnishing of Information . Until such time as no Holder owns New Notes, the Company covenants to timely file (or obtain extensions in respect thereof and file within the applicable grace period) all reports required to be filed by the Company pursuant to the reporting requirements of the Exchange Act.

4.3            Integration . The Company shall not sell, offer for sale or solicit offers to buy or otherwise negotiate in respect of any security (as defined in Section 2 of the Securities Act) that would be integrated with the offer or issuance of the New Notes for purposes of the rules and regulations of any Trading Market such that it would require shareholder approval prior to the closing of such other transaction unless shareholder approval is obtained before the closing of such subsequent transaction.

4.4            Publicity . The Company shall file a Current Report on Form 8-K related to the transactions contemplated hereby within the period allowed under applicable law. The Company and the Holder shall consult with each other in issuing any other press releases with respect to the transactions contemplated hereby. The Company shall not publicly disclose the name of the Holder, or include the name of the Holder in any filing with the Commission or any regulatory agency or Trading Market, without the prior written consent of the Holder, except (a) as required by federal securities law and/or (b) to the extent such disclosure is required by law, governmental order or decision, or Trading Market regulations, in which case the Company shall provide the Holder with prior notice of such disclosure permitted under this clause (b).

4.5            Shareholder Rights Plan . No claim will be made or enforced by the Company or, with the consent of the Company, any other Person, that the Holder is an “ Acquiring Person ” under any control share acquisition, business combination, poison pill (including any distribution under a rights agreement) or similar anti-takeover plan or arrangement in effect or hereafter adopted by the Company, or that the Holder could be deemed to trigger the provisions of any such plan or arrangement, by virtue of receiving Securities under the Transaction Documents.

4.6            Reservation of Common Stock . As of the date hereof, the Company has reserved and the Company shall continue to reserve and keep available at all times, free of preemptive rights, a sufficient number of shares of Common Stock for the purpose of enabling the Company to issue Shares upon anticipated conversions of New Notes.

4.7           Listing of Common Stock . The Company hereby agrees to use best efforts to maintain the listing or quotation of the Common Stock on the Trading Market on which it is currently listed, and as promptly as commercially reasonable following the Closing, the Company shall apply to list or quote all of the Conversion Shares on such Trading Market and use commercially reasonable efforts to secure the listing of all of the Conversion Shares on such Trading Market. The Company further agrees, if the Company applies to have the Common Stock traded on any other Trading Market, it will then include in such application all of the Conversion Shares, and will take such other action as is necessary to cause all of the Conversion Shares to be listed or quoted on such other Trading Market as promptly as possible. The Company will then take all action reasonably necessary to continue the listing and trading of its Common Stock on a Trading Market and will comply in all respects with the Company’s reporting, filing and other obligations under the bylaws or rules of the Trading Market. The Company agrees to maintain the eligibility of the Common Stock for electronic transfer through the Depository Trust Company or another established clearing corporation, including, without limitation, by timely payment of fees to the Depository Trust Company or such other established clearing corporation in connection with such electronic transfer.

4.8            Blue Sky Filings . The Company shall take such action as the Company shall reasonably determine is necessary in order to obtain an exemption for, or to qualify the Securities for, sale to the Holder at the Closing under applicable securities or “Blue Sky” laws of the states of the United States, and shall provide evidence of any such actions taken promptly upon the written request of the Holder.

4.9          [RESERVED] .

4.10          Certain Transactions and Confidentiality . The Holder covenants that neither it nor any Affiliate acting on its behalf or pursuant to any understanding with it will execute any purchases or sales, including Short Sales of any of the Company’s securities during the period commencing with the execution of this Agreement and ending at such time that the transactions contemplated by this Agreement are first publicly announced pursuant to the initial press release as described in Section 4.4. The Holder covenants that until such time as the transactions contemplated by this Agreement are publicly disclosed by the Company pursuant to the filing on Form 8-K as described in Section 4.4, the Holder will maintain the confidentiality of the existence and terms of this transaction and the information included in the Disclosure Schedules. Notwithstanding the foregoing and notwithstanding anything contained in this Agreement to the contrary, the Company expressly acknowledges and agrees that no Holder shall be restricted or prohibited from effecting any transactions in any securities of the Company in accordance with applicable securities laws from and after the time that the transactions contemplated by this Agreement are first publicly announced pursuant to the filing on Form 8-K as described in Section 4.4.

ARTICLE V.
MISCELLANEOUS

5.1            Termination . This Agreement may be terminated by the Company or the Holder by written notice to the other parties, if the Closing has not been consummated on or before June 30, 2017; provided , however , that no such termination will affect the right of any party to sue for any breach by any other party (or parties).

5.2            Fees and Expenses . The Company shall pay its own expenses, and at Closing shall pay the fees and expenses of the Holders’ advisers, counsel, accountants and other experts, if any, and all other expenses incurred by the Holder incident to the negotiation, preparation, execution, delivery and performance of this Agreement. The Company shall pay all Transfer Agent fees (including, without limitation, any fees required for same-day processing of any instruction letter delivered by the Company and any exercise notice delivered by a Holder), stamp taxes and other taxes and duties levied in connection with the delivery of any Securities to the Holder.

5.3            Entire Agreement . The Transaction Documents, together with the exhibits and schedules thereto contain the entire understanding of the parties with respect to the subject matter hereof and thereof and supersede all prior agreements and understandings, oral or written, with respect to such matters, which the parties acknowledge have been merged into such documents, exhibits and schedules.

5.4            Notices . Any and all notices or other communications or deliveries required or permitted to be provided hereunder shall be in writing and shall be deemed effective upon delivery, if delivered (a) by email to the address as set forth on the signature pages attached hereto at or prior to 5:30 p.m. (New York City time) on a Trading Day, (b) the next Trading Day after the date of transmission, if such notice or communication is delivered on a day that is not a Trading Day or later than 5:30 p.m. (New York City time) on any Trading Day, (c) if sent by nationally recognized overnight courier service or (d) by personal delivery to the party to whom such notice is required to be given. The address for such notices and communications shall be as set forth on the signature pages attached hereto.

5.5            Amendments; Waivers . No provision of this Agreement may be waived, modified, supplemented or amended except in a written instrument signed by the applicable parties. No waiver of any default with respect to any provision, condition or requirement of this Agreement shall be deemed to be a continuing waiver in the future or a waiver of any subsequent default or a waiver of any other provision, condition or requirement hereof, nor shall any delay or omission of any party to exercise any right hereunder in any manner impair the exercise of any such right.

5.6            Headings . The headings herein are for convenience only, do not constitute a part of this Agreement and shall not be deemed to limit or affect any of the provisions hereof.

5.7            Successors and Assigns . This Agreement shall be binding upon and inure to the benefit of the parties and their successors and permitted assigns. The Company may not assign this Agreement or any rights or obligations hereunder without the prior written consent of the Holder (other than by merger). The Holder may assign any or all of its rights under this Agreement to any Person to whom the Holder assigns or transfers any Securities, provided that such transferee agrees in writing to be bound, with respect to the transferred Securities, by the provisions of the Transaction Documents that apply to the “Holder.”

5.8            No Third-Party Beneficiaries . This Agreement is intended for the benefit of the parties hereto and their respective successors and permitted assigns and is not for the benefit of, nor may any provision hereof be enforced by, any other Person, except as otherwise set forth in this Section 5.8.

5.9            Governing Law . All questions concerning the construction, validity, enforcement and interpretation of the Transaction Documents shall be governed by and construed and enforced in accordance with the internal laws of the State of New York, without regard to the principles of conflicts of law thereof. Each party agrees that all legal proceedings concerning the interpretations, enforcement and defense of the transactions contemplated by this Agreement and any other Transaction Documents (whether brought against a party hereto or its respective affiliates, directors, officers, shareholders, partners, members, employees or agents) shall be commenced exclusively in the state and federal courts sitting in the City of New York. Each party hereby irrevocably submits to the exclusive jurisdiction of the state and federal courts sitting in the City of New York, Borough of Manhattan for the adjudication of any dispute hereunder or in connection herewith or with any transaction contemplated hereby or discussed herein (including with respect to the enforcement of any of the Transaction Documents), and hereby irrevocably waives, and agrees not to assert in any suit, action or proceeding, any claim that it is not personally subject to the jurisdiction of any such court, that such suit, action or proceeding is improper or is an inconvenient venue for such proceeding. Each party hereby irrevocably waives personal service of process and consents to process being served in any such suit, action or proceeding by mailing a copy thereof via registered or certified mail or overnight delivery (with evidence of delivery) to such party at the address in effect for notices to it under this Agreement and agrees that such service shall constitute good and sufficient service of process and notice thereof, effective upon receipt. Nothing contained herein shall be deemed to limit in any way any right to serve process in any other manner permitted by law. If either party shall commence an action, suit or proceeding to enforce any provisions of the Transaction Documents, then the prevailing party in such action, suit or proceeding shall be reimbursed by the other party for its reasonable attorneys’ fees and other costs and expenses incurred with the investigation, preparation and prosecution of such action or proceeding.

5.10          Survival . The representations and warranties contained herein shall survive the Closing and the delivery of the Securities.

5.11          Execution . This Agreement may be executed in two or more counterparts, all of which when taken together shall be considered one and the same agreement and shall become effective when counterparts have been signed by each party and delivered to each other party, it being understood that the parties need not sign the same counterpart. In the event that any signature is delivered by facsimile transmission or by e-mail delivery of a “.pdf” format data file, such signature shall create a valid and binding obligation of the party executing (or on whose behalf such signature is executed) with the same force and effect as if such facsimile or “.pdf” signature page were an original thereof.

5.12          Severability . If any term, provision, covenant or restriction of this Agreement is held by a court of competent jurisdiction to be invalid, illegal, void or unenforceable, the remainder of the terms, provisions, covenants and restrictions set forth herein shall remain in full force and effect and shall in no way be affected, impaired or invalidated, and the parties hereto shall use their commercially reasonable efforts to find and employ an alternative means to achieve the same or substantially the same result as that contemplated by such term, provision, covenant or restriction. It is hereby stipulated and declared to be the intention of the parties that they would have executed the remaining terms, provisions, covenants and restrictions without including any of such that may be hereafter declared invalid, illegal, void or unenforceable.

5.13          [RESERVED] .

5.14          Replacement of Securities . If any certificate or instrument evidencing any Securities is mutilated, lost, stolen or destroyed, the Company may issue in exchange and substitution for and upon cancellation thereof (in the case of mutilation), or in lieu of and substitution therefor, a new certificate or instrument, but only upon receipt of evidence reasonably satisfactory to the Company of such loss, theft or destruction. The applicant for a new certificate or instrument under such circumstances shall also pay any reasonable third-party costs (including customary indemnity) associated with the issuance of such replacement Securities.

5.15          Remedies . In addition to being entitled to exercise all rights provided herein or granted by law, including recovery of damages, the Holder and the Company will be entitled to specific performance under the Transaction Documents. The parties agree that monetary damages may not be adequate compensation for any loss incurred by reason of any breach of obligations contained in the Transaction Documents and hereby agree to waive and not to assert in any Action for specific performance of any such obligation the defense that a remedy at law would be adequate.

5.16          Saturdays, Sundays, Holidays, etc.          If the last or appointed day for the taking of any action or the expiration of any right required or granted herein shall not be a Business Day, then such action may be taken or such right may be exercised on the next succeeding Business Day.

5.17          Construction . The parties agree that each of them and/or their respective counsel have reviewed and had an opportunity to revise the Transaction Documents and, therefore, the normal rule of construction to the effect that any ambiguities are to be resolved against the drafting party shall not be employed in the interpretation of the Transaction Documents or any amendments thereto. In addition, each and every reference to share prices and shares of Common Stock in any Transaction Document shall be subject to adjustment for reverse and forward stock splits, stock dividends, stock combinations and other similar transactions of the Common Stock that occur after the date of this Agreement. The term “including” is deemed to mean “including, without limitation.”

5.18          WAIVER OF JURY TRIAL . IN ANY ACTION, SUIT, OR PROCEEDING IN ANY JURISDICTION BROUGHT BY ANY PARTY AGAINST ANY OTHER PARTY, THE PARTIES EACH KNOWINGLY AND INTENTIONALLY, TO THE GREATEST EXTENT PERMITTED BY APPLICABLE LAW, HEREBY ABSOLUTELY, UNCONDITIONALLY, IRREVOCABLY AND EXPRESSLY WAIVES FOREVER TRIAL BY JURY.

(Signature Pages Follow)

IN WITNESS WHEREOF, the parties hereto have caused this Securities Exchange Agreement to be duly executed by their respective authorized signatories as of the date first indicated above.

 With a copy to (which shall not constitute notice):

[REMAINDER OF PAGE INTENTIONALLY LEFT BLANK

SIGNATURE PAGE FOR HOLDER FOLLOWS]

[HOLDER SIGNATURE PAGES TO NWBO SECURITIES EXCHANGE AGREEMENT]

IN WITNESS WHEREOF, the undersigned have caused this Securities Exchange Agreement to be duly executed by their respective authorized signatories as of the date first indicated above.

Address for Delivery of New Notes to Holder (if not same as address for notice):

Amount of New Notes to be issued to Holder: $_________________

[SIGNATURE PAGES CONTINUE]

Exhibit 10.2

EXECUTION VERSION

NOTE PURCHASE AGREEMENT

This Note Purchase Agreement (this “ Agreement ”) is dated as of June 21, 2017, between Northwest Biotherapeutics, Inc., a Delaware corporation (the “ Company ”), and _____ (“ Investor ”).

WHEREAS, subject to the terms and conditions set forth in this Agreement and pursuant to Section 4(a)(2) of the Securities Act of 1933, as amended (the “ Securities Act ”), the Company desires to sell to the Investor, and the Investor desires to purchase from the Company, securities of the Company as more fully described in this Agreement.

NOW, THEREFORE, IN CONSIDERATION of the mutual covenants contained in this Agreement, and for other good and valuable consideration the receipt and adequacy of which are hereby acknowledged, the Company and the Investor agree as follows:

ARTICLE I.
DEFINITIONS

1.1            Definitions . In addition to the terms defined elsewhere in this Agreement, for all purposes of this Agreement, the following terms have the meanings set forth in this Section 1.1:

“ Acquiring Person ” shall have the meaning ascribed to such term in Section 4.5.

“ Action ” shall have the meaning ascribed to such term in Section 3.1(j).

“ Affiliate ” means any Person that, directly or indirectly through one or more intermediaries, controls or is controlled by or is under common control with a Person as such terms are used in and construed under Rule 405 under the Securities Act.

“ Board of Directors ” means the board of directors of the Company.

“ Business Day ” means any day except any Saturday, any Sunday, any day which is a federal legal holiday in the United States or any day on which banking institutions in the State of New York are authorized or required by law or other governmental action to close.

“ Closing ” means the closing of the exchange of the Securities pursuant to Section 2.1.

“ Closing Date ” means the Trading Day on which (A) all of the Transaction Documents have been executed and delivered by the applicable parties thereto, and all conditions precedent to (i) the Investor’s obligations to deliver the Purchase Price and (ii) the Company’s obligations to issue and deliver the Securities, in each case, have been satisfied or waived, but in all cases, in no event later than the third Trading Day following the date hereof.

“ Collateral ” means all property pledged to secure the obligations under the UK Mortgage.

“ Commission ” means the United States Securities and Exchange Commission.

“ Common Stock ” means the common stock of the Company, par value $0.001 per share, and any other class of securities into which such securities may hereafter be reclassified or changed.

“ Common Stock Equivalents ” means any securities of the Company or the Subsidiaries which would entitle the holder thereof to acquire at any time Common Stock, including, without limitation, any debt, preferred stock, right, option, warrant or other instrument that is at any time convertible into or exercisable or exchangeable for, or otherwise entitles the holder thereof to receive, Common Stock.

“ Company Counsel ” means Gibson, Dunn & Crutcher LLP, with offices located at 200 Park Avenue, New York, New York 10166.

“ Conversion Shares ” means the shares of Common Stock issuable upon conversion of New Notes in accordance with the terms of the New Notes.

“ Deed of Priorities ” means the Deed of Priorities between and among Arcaris Capital Limited, as Chargor, Lancashire Mortgage Corporation, as First Chargee, and Holder, as Second Chargee.

“ Disclosure Schedules ” means the Disclosure Schedules of the Company delivered concurrently herewith.

“ Evaluation Date ” shall have the meaning ascribed to such term in Section 3.1(s).

“ Exchange Act ” means the Securities Exchange Act of 1934, as amended, and the rules and regulations promulgated thereunder.

“ FCPA ” means the Foreign Corrupt Practices Act of 1977, as amended.

“ FDA ” shall have the meaning ascribed to such term in Section 3.1(hh).

“ FDCA ” shall have the meaning ascribed to such term in Section 3.1(hh).

“ GAAP ” shall have the meaning ascribed to such term in Section 3.1(h).

“ Indebtedness ” shall have the meaning ascribed to such term in Section 3.1(aa).

“ Intellectual Property ” shall have the meaning ascribed to such term in Section 3.1(p).

“ Liens ” means a lien, charge, pledge, security interest, encumbrance, right of first refusal, preemptive right or other material restriction.

“ Lien Search Condition ” means upon execution and delivery of the UK Mortgage, and filing of the UK Mortgage with the applicable filing office, the Lender’s Lien in the Collateral will be a second priority fully perfected Lien on the Collateral, subject to no Liens except Permitted Liens.

“ Material Adverse Effect ” shall have the meaning assigned to such term in Section 3.1(b).

“ Material Permits ” shall have the meaning ascribed to such term in Section 3.1(n).

“ New Notes ” means the convertible notes to be issued by the Company to the Holder at the Closing in accordance with Section 2.2(a) hereof, in the form of Exhibit A attached hereto, consisting of a Note made by the Company in the principal amount of $354,545.45.

“ Person ” means an individual or corporation, partnership, trust, incorporated or unincorporated association, joint venture, limited liability company, joint stock company, government (or an agency or subdivision thereof) or other entity of any kind.

“ Pharmaceutical Product ” shall have the meaning ascribed to such term in Section 3.1(hh).

“ Proceeding ” means an action, claim, suit, investigation or proceeding (including, without limitation, an informal investigation or partial proceeding, such as a deposition), whether commenced or threatened.

“ Property Appraisal Condition ” means that the evidence submitted by the Company with respect to the value of the Collateral is satisfactory to the Investor in its sole and absolute discretion.

“ Required Approvals ” shall have the meaning ascribed to such term in Section 3.1(e).

“ Rule 144 ” means Rule 144 promulgated by the Commission pursuant to the Securities Act, as such Rule may be amended or interpreted from time to time, or any similar rule or regulation hereafter adopted by the Commission having substantially the same purpose and effect as such Rule.

“ SEC Reports ” shall have the meaning ascribed to such term in Section 3.1(h).

“ Securities ” means the New Notes and the Conversion Shares.

“ Securities Act ” means the Securities Act of 1933, as amended, and the rules and regulations promulgated thereunder.

“ Securities Purchase ” means the consummation of the transactions contemplated by the Securities Purchase Agreement.

“ Securities Purchase Agreement ” means the Securities Agreement made on the date hereof by and among the original holders of the Exchanged Debentures and the Investor.

“ Short Sales ” means all “short sales” as defined in Rule 200 of Regulation SHO under the Exchange Act (but shall not be deemed to include the location and/or reservation of borrowable shares of Common Stock).

“ Subsidiary ” means any subsidiary of the Company as set forth in the SEC Reports, and shall, where applicable, also include any direct or indirect subsidiary of the Company formed or acquired after the date hereof.

“ Trading Day ” means a day on which the principal Trading Market is open for trading.

“ Trading Market ” means any of the following markets or exchanges on which the Common Stock is listed or quoted for trading on the date in question: the NYSE MKT, the Nasdaq Capital Market, the Nasdaq Global Market, the Nasdaq Global Select Market, the New York Stock Exchange, OTCBB, OTCQB or OTCQX or the “Pink Sheets” published by OTC Markets, Inc. (or any successors to any of the foregoing).

“ Transaction Documents ” means this Agreement, the New Notes and any other documents or agreements executed in connection with the transactions contemplated hereunder.

“ Transfer Agent ” means Computershare, the current transfer agent of the Company, with a mailing address of 520 Pike Street, Suite 1220, Seattle, WA 98101, and any successor transfer agent of the Company.

“ UK Mortgage ” means the Legal Mortgage between Arcaris Capital Limited, as Chargor, and ____, as Chargee.

ARTICLE II.
PURCHASE AND SALE

2.1            Closing . On the Closing Date, upon the terms and subject to the conditions set forth herein, the Company agrees to sell, and the Investor agrees to purchase $354,545.45 aggregate principal amount of New Notes at a purchase price in cash equal to $325,000 (the “ Purchase Price ”). The Company shall deliver to the Investor its New Notes as determined pursuant to Section 2.2(a), and the Company and the Investor shall deliver the other items set forth in Section 2.2 deliverable at the Closing. Upon satisfaction of the covenants and conditions set forth in Sections 2.2 and 2.3, the Closing shall occur at the offices of Company Counsel or such other location as the parties shall mutually agree.

2.2            Deliveries .

(a)          On or prior to the Closing Date, the Company shall deliver or cause to be delivered to the Investor the following:

(i)          this Agreement duly executed by the Company;

(ii)         the New Notes being acquired by the Investor pursuant to this Agreement;

(iii)        the opinion of counsel to the Company in form and substance satisfactory to the Holder, together with certified resolutions and other documents reasonably requested by the Holder; and

(iv)        all of the Holder's fees and expenses incurred in the negotiation, preparation and implementation of the transactions contemplated by this Agreement.

(b)          On or prior to the Closing Date, the Investor shall deliver or cause to be delivered to the Company the following:

(i)          this Agreement duly executed by the Investor; and

(ii)         the Purchase Price in immediately available funds wired to an account designated by the CompanyInvestor.

2.3            Closing Conditions .

(a)          The obligations of the Company hereunder in connection with the Closing are subject to the following conditions being met:

(i)          the accuracy in all material respects (or, to the extent representations or warranties are qualified by materiality or Material Adverse Effect, in all respects) when made and on the Closing Date of the representations and warranties of the Investor contained herein (unless as of a specific date therein in which case they shall be accurate as of such date);

(ii)         all obligations, covenants and agreements of the Investor required to be performed at or prior to the Closing Date shall have been performed or waived;

(iii)        the delivery by the Investor of the items set forth in Section 2.2(b) of this Agreement; and

(iv)        satisfaction of each of the Property Appraisal Condition and the Lien Search Condition.

(b)          The obligations of the Investor hereunder in connection with the Closing are subject to the following conditions being met:

(i)          the accuracy in all material respects (or, to the extent representations or warranties are qualified by materiality or Material Adverse Effect, in all respects) when made and on the Closing Date of the representations and warranties of the Company contained herein (unless as of a specific date therein in which case they shall be accurate as of such date);

(ii)         all obligations, covenants and agreements of the Company required to be performed or waived at or prior to the Closing Date shall have been performed;

(iii)        the delivery by the Company of the items set forth in Section 2.2(a) of this Agreement;

(iv)        there shall have been no Material Adverse Effect with respect to the Company since the date hereof;

(v)         from the date hereof to the Closing Date, trading in the Common Stock shall not have been suspended by the Commission or the Company’s principal Trading Market, and, at any time prior to the Closing Date, trading in securities generally as reported by Bloomberg L.P. shall not have been suspended or limited, or minimum prices shall not have been established on securities whose trades are reported by such service, or on any Trading Market, nor shall a banking moratorium have been declared either by the United States or New York State authorities nor shall there have occurred any material outbreak or escalation of hostilities or other national or international calamity of such magnitude in its effect on, or any material adverse change in, any financial market which, in each case, in the reasonable judgment of the Investor, makes it impracticable or inadvisable to purchase the New Notes at the Closing;

(vi)        satisfaction of each of the Property Appraisal Condition and the Lien Search Condition;

(vii)       delivery of the UK Mortgage in form and substance satisfactory to the Holder;

(viii)      delivery of an opinion of counsel to the Company satisfactory to the Holder;

(ix)         payment of all Holder's fees and expenses of the transactions;

(x)          delivery of a fully executed Deed of Priorities;

(xi)         delivery of certified resolutions and other documents and instruments reasonably requested by the Holder; and

(xii)        the transactions contemplated by the Securities Exchange Agreement between the Company and the Investor of even date herewith have been consummated.

ARTICLE III.
REPRESENTATIONS AND WARRANTIES

3.1            Representations and Warranties of the Company . Except as set forth in the SEC Reports and the Disclosure Schedules, which SEC Reports and Disclosure Schedules shall be deemed a part hereof and shall qualify any representation or warranty otherwise made herein, the Company hereby makes the following representations and warranties to the Investor:

(a)           Subsidiaries . All of the direct and indirect subsidiaries of the Company are set forth in the SEC Reports. The Company owns, directly or indirectly, all of the capital stock or other equity interests of each Subsidiary free and clear of any Liens, and all of the issued and outstanding shares of capital stock of each Subsidiary are validly issued and are fully paid, non-assessable and free of preemptive and similar rights to subscribe for or purchase securities. If the Company has no subsidiaries, all other references to the Subsidiaries or any of them in the Transaction Documents shall be disregarded.

(b)           Organization and Qualification . The Company and each of the Subsidiaries is an entity duly incorporated or otherwise organized, validly existing and in good standing under the laws of the jurisdiction of its incorporation or organization, with the requisite power and authority to own and use its properties and assets and to carry on its business as currently conducted. Neither the Company nor any Subsidiary is in violation nor default of any of the provisions of its respective certificate or articles of incorporation, bylaws or other organizational or charter documents. Each of the Company and the Subsidiaries is duly qualified to conduct business and is in good standing as a foreign corporation or other entity in each jurisdiction in which the nature of the business conducted or property owned by it makes such qualification necessary, except where the failure to be so qualified or in good standing, as the case may be, could not have or reasonably be expected to result in: (i) a material adverse effect on the legality, validity or enforceability of any Transaction Document, (ii) a material adverse effect on the results of operations, assets, business, prospects or condition (financial or otherwise) of the Company and the Subsidiaries, taken as a whole, or (iii) a material adverse effect on the Company’s ability to perform in any material respect on a timely basis its obligations under any Transaction Document (any of (i), (ii) or (iii), a “ Material Adverse Effect ”) and no Proceeding has been instituted in any such jurisdiction revoking, limiting or curtailing or seeking to revoke, limit or curtail such power and authority or qualification.

(c)           Authorization; Enforcement . The Company has the requisite corporate power and authority to enter into and to consummate the transactions contemplated by this Agreement and each of the other Transaction Documents and otherwise to carry out its obligations hereunder and thereunder. The execution and delivery of this Agreement and each of the other Transaction Documents by the Company and the consummation by it of the transactions contemplated hereby and thereby have been duly authorized by all necessary action on the part of the Company and no further action is required by the Company, the Board of Directors or the Company’s stockholders in connection herewith or therewith other than in connection with the Required Approvals. This Agreement and each other Transaction Document to which it is a party has been (or upon delivery will have been) duly executed by the Company and, when delivered in accordance with the terms hereof and thereof, will constitute the valid and binding obligation of the Company enforceable against the Company in accordance with its terms, except (i) as limited by general equitable principles and applicable bankruptcy, insolvency, reorganization, moratorium and other laws of general application affecting enforcement of creditors’ rights generally, (ii) as limited by laws relating to the availability of specific performance, injunctive relief or other equitable remedies and (iii) insofar as indemnification and contribution provisions may be limited by applicable law.

(d)           No Conflicts . The execution, delivery and performance by the Company of this Agreement and the other Transaction Documents to which it is a party, the issuance and sale of the New Notes and the consummation by it of the transactions contemplated hereby and thereby do not and will not (i) conflict with or violate any provision of the Company’s or any Subsidiary’s certificate or articles of incorporation, bylaws or other organizational or charter documents, or (ii) conflict with, or constitute a default (or an event that with notice or lapse of time or both would become a default) under, result in the creation of any Lien upon any of the properties or assets of the Company or any Subsidiary, or give to others any rights of termination, amendment, acceleration or cancellation (with or without notice, lapse of time or both) of, any agreement, credit facility, debt or other instrument (evidencing a Company or Subsidiary debt or otherwise) or other understanding to which the Company or any Subsidiary is a party or by which any property or asset of the Company or any Subsidiary is bound or affected, or (iii) subject to the Required Approvals, conflict with or result in a violation of any law, rule, regulation, order, judgment, injunction, decree or other restriction of any court or governmental authority to which the Company or a Subsidiary is subject (including federal and state securities laws and regulations), or by which any property or asset of the Company or a Subsidiary is bound or affected; except in the case of each of clauses (ii) and (iii), such as could not have or reasonably be expected to result in a Material Adverse Effect.

(e)           Filings, Consents and Approvals . The Company is not required to obtain any consent, waiver, authorization or order of, give any notice to, or make any filing or registration with, any court or other federal, state, local or other governmental authority or other Person in connection with the execution, delivery and performance by the Company of the Transaction Documents, other than: (i) the filings required pursuant to Section 4.4 of this Agreement, (ii) application(s) to each applicable Trading Market for the listing of the Shares for trading thereon in the time and manner required thereby, (iii) the filing of Form D with the Commission and (iv) such filings as are required to be made under applicable state securities laws (collectively, the “ Required Approvals ”).

(f)           Issuance of the Securities; Registration . The New Notes are duly authorized and, when issued in accordance with the applicable Transaction Documents in exchange for the Purchase Price, will be duly and validly issued. The Conversion Shares issuable upon conversion of the New Notes, are duly authorized and when issued upon Conversion of the New Notes in accordance with the terms of the New Notes, will be validly issued, fully paid and nonassessable, free and clear of all Liens imposed by the Company.

(g)           Capitalization . The capitalization of the Company is as set forth on Schedule 3.1(g) . The Company has not issued any capital stock since its most recently filed SEC Report under the Exchange Act, other than pursuant to the exercise of employee stock options under the Company’s stock option plans, the issuance of shares of Common Stock to employees pursuant to the Company’s employee stock purchase plans and pursuant to the conversion and/or exercise of Common Stock Equivalents outstanding as of the date of the most recently filed periodic report under the Exchange Act, except as disclosed in the most recently filed SEC Report under the Exchange Act. No Person has any right of first refusal, preemptive right, right of participation, or any similar right to participate in the transactions contemplated by the Transaction Documents, except for any such rights as have been complied with or waived. Except as a result of the exchange of the Exchanged Securities for New Notes or payment of the contractor invoices in whole or in part in shares of Common Stock in the ordinary course of business, which contractor arrangements are disclosed on Schedule 3.1(g) , there are no outstanding options, warrants, scrip rights to subscribe to, calls or commitments of any character whatsoever relating to, or securities, rights or obligations convertible into or exercisable or exchangeable for, or giving any Person any right to subscribe for or acquire, any shares of Common Stock, or contracts, commitments, understandings or arrangements by which the Company or any Subsidiary is or may become bound to issue additional shares of Common Stock or Common Stock Equivalents. The issuance of the New Notes will not obligate the Company to issue shares of Common Stock or other securities to any Person (other than the Investor) and will not result in a right of any holder of Company securities to adjust the exercise, conversion, exchange or reset price under any of such securities. There are no outstanding securities or instruments of the Company or any Subsidiary that contain any redemption or similar provisions, and there are no contracts, commitments, understandings or arrangements by which the Company or any Subsidiary is or may become bound to redeem a security of the Company or such Subsidiary. The Company does not have any stock appreciation rights or “phantom stock” plans or agreements or any similar plan or agreement. All of the outstanding shares of capital stock of the Company are duly authorized, validly issued, fully paid and nonassessable, have been issued in compliance with all federal and state securities laws. No further approval or authorization of any stockholder, the Board of Directors or others is required for the issuance of the New Notes. There are no stockholders agreements, voting agreements or other similar agreements with respect to the Company’s capital stock to which the Company is a party or, to the knowledge of the Company, between or among any of the Company’s stockholders.

(h)           SEC Reports; Financial Statements . The Company has filed all reports, schedules, forms, statements and other documents required to be filed by the Company under the Securities Act and the Exchange Act, including pursuant to Section 13(a) or 15(d) thereof, for the two years preceding the date hereof (or such shorter period as the Company was required by law or regulation to file such material) (the foregoing materials, including the exhibits thereto and documents incorporated by reference therein, being collectively referred to herein as the “ SEC Reports ”) on a timely basis or has received a valid extension of such time of filing and has filed any such SEC Reports prior to the expiration of any such extension. As of their respective dates, the SEC Reports complied in all material respects with the requirements of the Securities Act and the Exchange Act, as applicable, and none of the SEC Reports, when filed, contained any untrue statement of a material fact or omitted to state a material fact required to be stated therein or necessary in order to make the statements therein, in the light of the circumstances under which they were made, not misleading. The Company has never been an issuer subject to Rule 144(i) under the Securities Act. The financial statements of the Company included in the SEC Reports comply in all material respects with applicable accounting requirements and the rules and regulations of the Commission with respect thereto as in effect at the time of filing. Such financial statements have been prepared in accordance with United States generally accepted accounting principles applied on a consistent basis during the periods involved (“ GAAP ”), except as may be otherwise specified in such financial statements or the notes thereto and except that unaudited financial statements may not contain all footnotes required by GAAP, and fairly present in all material respects the financial position of the Company and its consolidated Subsidiaries as of and for the dates thereof and the results of operations and cash flows for the periods then ended, subject, in the case of unaudited statements, to normal, immaterial, year-end audit adjustments.

(i)            Material Changes; Undisclosed Events, Liabilities or Developments . Since the date of the latest audited financial statements included within the SEC Reports, except as specifically disclosed in a subsequent SEC Report filed prior to the date hereof, (i) there has been no event, occurrence or development that has had or that could reasonably be expected to result in a Material Adverse Effect, (ii) the Company has not incurred any liabilities (contingent or otherwise) other than (A) trade payables and accrued expenses incurred in the ordinary course of business consistent with past practice (B) liabilities not required to be reflected in the Company’s financial statements pursuant to GAAP or disclosed in filings made with the Commission and (C) non-cash accounting measures that have effect of reducing shareholder equity as described on Schedule 3.1(i) hereto, (iii) the Company has not altered its method of accounting, (iv) the Company has not declared or made any dividend or distribution of cash or other property to its stockholders or purchased, redeemed or made any agreements to purchase or redeem any shares of its capital stock and (v) the Company has not issued any equity securities to any officer, director or Affiliate, except pursuant to existing Company stock option plans. The Company does not have pending before the Commission any request for confidential treatment of information. Except for the issuance of the Securities contemplated by this Agreement, no event, liability, fact, circumstance, occurrence or development has occurred or exists or is reasonably expected to occur or exist with respect to the Company or its Subsidiaries or their respective businesses, prospects, properties, operations, assets or financial condition that would be required to be disclosed by the Company under applicable securities laws at the time this representation is made or deemed made that has not been publicly disclosed at least one (1) Trading Day prior to the date that this representation is made.

(j)            Litigation . Except as set forth in the SEC Reports, there is no action, suit, inquiry, notice of violation, proceeding or investigation pending or, to the knowledge of the Company, threatened against or affecting the Company, any Subsidiary or any of their respective properties before or by any court, arbitrator, governmental or administrative agency or regulatory authority (federal, state, county, local or foreign) (collectively, an “ Action ”) which (i) adversely affects or challenges the legality, validity or enforceability of any of the Transaction Documents or the Securities or (ii) could, if there were an unfavorable decision, have or reasonably be expected to result in a Material Adverse Effect. Neither the Company nor any Subsidiary, nor any director or officer thereof, is or has been the subject of any Action involving a claim of violation of or liability under federal or state securities laws or a claim of breach of fiduciary duty. There has not been, and to the knowledge of the Company, there is not pending or contemplated, any investigation by the Commission involving the Company or any current or former director or officer of the Company. The Commission has not issued any stop order or other order suspending the effectiveness of any registration statement filed by the Company or any Subsidiary under the Exchange Act or the Securities Act.

(k)           Labor Relations . No labor dispute exists or, to the knowledge of the Company, is imminent with respect to any of the employees of the Company, which could reasonably be expected to result in a Material Adverse Effect. None of the Company’s or its Subsidiaries’ employees is a member of a union that relates to such employee’s relationship with the Company or such Subsidiary, and neither the Company nor any of its Subsidiaries is a party to a collective bargaining agreement, and the Company and its Subsidiaries believe that their relationships with their employees are good. To the knowledge of the Company, no executive officer of the Company or any Subsidiary, is, or is now expected to be, in violation of any material term of any employment contract, confidentiality, disclosure or proprietary information agreement or non-competition agreement, or any other contract or agreement or any restrictive covenant in favor of any third party, and the continued employment of each such executive officer does not subject the Company or any of its Subsidiaries to any liability with respect to any of the foregoing matters. The Company and its Subsidiaries are in compliance with all U.S. federal, state, local and foreign laws and regulations relating to employment and employment practices, terms and conditions of employment and wages and hours, except where the failure to be in compliance could not, individually or in the aggregate, reasonably be expected to have a Material Adverse Effect.

(l)            Compliance . Neither the Company nor any Subsidiary: (i) is in default under or in violation of (and no event has occurred that has not been waived that, with notice or lapse of time or both, would result in a default by the Company or any Subsidiary under), nor has the Company or any Subsidiary received notice of a claim that it is in default under or that it is in violation of, any indenture, loan or credit agreement or any other agreement or instrument to which it is a party or by which it or any of its properties is bound (whether or not such default or violation has been waived), (ii) is in violation of any judgment, decree or order of any court, arbitrator or other governmental authority or (iii) is or has been in violation of any statute, rule, ordinance or regulation of any governmental authority, including without limitation all foreign, federal, state and local laws relating to taxes, environmental protection, occupational health and safety, product quality and safety and employment and labor matters, except in each case as could not have or reasonably be expected to result in a Material Adverse Effect.

(m)           Environmental Laws . The Company and its Subsidiaries (i) are in compliance with all federal, state, local and foreign laws relating to pollution or protection of human health or the environment (including ambient air, surface water, groundwater, land surface or subsurface strata), including laws relating to emissions, discharges, releases or threatened releases of chemicals, pollutants, contaminants, or toxic or hazardous substances or wastes (collectively, “ Hazardous Materials ”) into the environment, or otherwise relating to the manufacture, processing, distribution, use, treatment, storage, disposal, transport or handling of Hazardous Materials, as well as all authorizations, codes, decrees, demands, or demand letters, injunctions, judgments, licenses, notices or notice letters, orders, permits, plans or regulations, issued, entered, promulgated or approved thereunder (“ Environmental Laws ”); (ii) have received all permits licenses or other approvals required of them under applicable Environmental Laws to conduct their respective businesses; and (iii) are in compliance with all terms and conditions of any such permit, license or approval where in each clause (i), (ii) and (iii), the failure to so comply could be reasonably expected to have, individually or in the aggregate, a Material Adverse Effect.

(n)           Regulatory Permits . The Company and the Subsidiaries possess all certificates, authorizations and permits issued by the appropriate federal, state, local or foreign regulatory authorities necessary to conduct their respective businesses as described in the SEC Reports, except where the failure to possess such permits could not reasonably be expected to result in a Material Adverse Effect (“ Material Permits ”), and neither the Company nor any Subsidiary has received any notice of proceedings relating to the revocation or modification of any Material Permit.

(o)           Title to Assets . The Company and the Subsidiaries have good and marketable title in fee simple to all real property owned by them and good and marketable title in all personal property owned by them that is material to the business of the Company and the Subsidiaries, in each case free and clear of all Liens, except for (i) Liens as do not materially affect the value of such property and do not materially interfere with the use made and proposed to be made of such property by the Company and the Subsidiaries and (ii) Liens for the payment of federal, state or other taxes, for which appropriate reserves have been made therefor in accordance with GAAP and, the payment of which is neither delinquent nor subject to penalties. Any real property and facilities held under lease by the Company and the Subsidiaries are held by them under valid, subsisting and enforceable leases with which the Company and the Subsidiaries are in compliance.

(p)           Intellectual Property . The Company and its Subsidiaries own or possess adequate rights to use all patents, patent applications, patent rights, licenses, inventions, copyrights, know-how (including trade secrets and other unpatented and/or unpatentable proprietary or confidential information, systems or procedures), trademarks, trademark registrations, service marks, service mark registrations, trade names, mask work rights and other intellectual property necessary to carry on the business now operated by it or proposed to be operated by it as described in the SEC Reports (collectively, “ Intellectual Property ”), except where the lack of such ownership or rights to use would not have a Material Adverse Effect. Except as disclosed in the SEC Reports, there is no litigation or other proceeding pending or, to the Company’s knowledge, threatened and no claims are presently being asserted by any third party challenging or questioning the ownership, validity, or enforceability of the Company's right to use or own any Intellectual Property or asserting that the use of the Company’s Intellectual Property by the Company or the operation of the Company’s business infringes upon or misappropriates the Intellectual Property of any third party, and the Company is unaware of any facts which would form a reasonable basis for any such claim. None of, and neither the Company nor any Subsidiary has received a notice (written or otherwise) that any of, the Intellectual Property has expired, terminated or been abandoned, or is essential for the Company’s business and is expected to expire or terminate or be abandoned within two (2) years from the date of this Agreement. Except as disclosed in the SEC Reports, the Company is not otherwise aware of any infringement of or conflict with asserted rights of others with respect to any of the Company's Intellectual Property or the operation of the Company’s business. Except as disclosed in the SEC Reports, the Company is not otherwise aware of any facts or circumstances which would render any of the Company's Intellectual Property invalid or inadequate to protect the interests of the Company therein, or with respect to the patent applications contained in the Intellectual Property, unpatentable. Except as disclosed in the SEC Reports, or as would not, individually or in the aggregate have a Material Adverse Effect, to the best of the Company’s knowledge, (i) there is no infringement by third parties engaged in commercial activity of any Intellectual Property of the Company relating to the Company’s business and (ii) there are no non-commercial activities being performed by any third parties which, upon commercialization thereof, could reasonably be expected to infringe on the Intellectual Property of the Company. The Company and its subsidiaries have taken all steps necessary to perfect its ownership of and interest in the Intellectual Property.

(q)           Insurance . The Company and the Subsidiaries are insured by insurers of recognized financial responsibility against such losses and risks and in such amounts as are prudent and customary in the businesses in which the Company and the Subsidiaries are engaged, including, but not limited to, directors and officers insurance coverage at least equal to $5,000,000. Neither the Company nor any Subsidiary has any reason to believe that it will not be able to renew its existing insurance coverage as and when such coverage expires or to obtain similar coverage from similar insurers as may be necessary to continue its business without a significant increase in cost.

(r)           Transactions With Affiliates and Employees . Except as set forth in the SEC Reports, none of the officers or directors of the Company or any Subsidiary and, to the knowledge of the Company, none of the employees of the Company or any Subsidiary is presently a party to any transaction with the Company or any Subsidiary (other than for services as employees, officers and directors), including any contract, agreement or other arrangement providing for the furnishing of services to or by, providing for rental of real or personal property to or from, providing for the borrowing of money from or lending of money to or otherwise requiring payments to or from any officer, director or such employee or, to the knowledge of the Company, any entity in which any officer, director, or any such employee has a substantial interest or is an officer, director, trustee, stockholder, member or partner, in each case in excess of $120,000 other than for (i) payment of salary or consulting fees for services rendered, (ii) reimbursement for expenses incurred on behalf of the Company and (iii) other employee benefits, including stock option or incentive agreements under any stock option or incentive plan of the Company.

(s)           Sarbanes-Oxley; Internal Accounting Controls . Except as set forth in the SEC Reports, the Company and the Subsidiaries are in compliance with applicable requirements of the Sarbanes-Oxley Act of 2002 that are effective as of the date hereof, and any and all applicable rules and regulations promulgated by the Commission thereunder that are effective as of the date hereof and as of the Closing Date. The Company and the Subsidiaries maintain a system of internal accounting controls sufficient to provide reasonable assurance that: (i) transactions are executed in accordance with management’s general or specific authorizations, (ii) transactions are recorded as necessary to permit preparation of financial statements in conformity with GAAP and to maintain asset accountability, (iii) access to assets is permitted only in accordance with management’s general or specific authorization, and (iv) the recorded accountability for assets is compared with the existing assets at reasonable intervals and appropriate action is taken with respect to any differences. The Company and the Subsidiaries have established disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for the Company and the Subsidiaries and designed such disclosure controls and procedures to ensure that information required to be disclosed by the Company in the reports it files or submits under the Exchange Act is recorded, processed, summarized and reported, within the time periods specified in the Commission’s rules and forms. The Company’s certifying officers have evaluated the effectiveness of the disclosure controls and procedures of the Company and the Subsidiaries as of the end of the period covered by the most recently filed periodic report under the Exchange Act (such date, the “ Evaluation Date ”). The Company presented in its most recently filed periodic report under the Exchange Act the conclusions of the certifying officers about the effectiveness of the disclosure controls and procedures based on their evaluations as of the Evaluation Date. Since the Evaluation Date, there have been no changes in the internal control over financial reporting (as such term is defined in the Exchange Act) of the Company and its Subsidiaries that have materially affected, or is reasonably likely to materially affect, the internal control over financial reporting of the Company and its Subsidiaries.

(t)            Certain Fees . No brokerage or finder’s fees or commissions are or will be payable by the Company or any Subsidiary to any broker, financial advisor or consultant, finder, placement agent, investment banker, bank or other Person with respect to the transactions contemplated by the Transaction Documents.

(u)            Investment Company . The Company is not, and is not an Affiliate of, and immediately after consummation of the exchange contemplated hereby, will not be or be an Affiliate of, a company required to register as an “investment company” within the meaning of the Investment Company Act of 1940, as amended. The Company shall conduct its business in a manner so that it will not become an “investment company” subject to registration under the Investment Company Act of 1940, as amended.

(v)           [Reserved] .

(w)           Listing and Maintenance Requirements . The Common Stock is registered pursuant to Section 12(b) or 12(g) of the Exchange Act, and the Company has taken no action designed to, or which to its knowledge is likely to have the effect of, terminating the registration of the Common Stock under the Exchange Act nor has the Company received any notification that the Commission is contemplating terminating such registration. Except as set forth in the SEC Reports, the Company has not, in the 12 months preceding the date hereof, received notice from any Trading Market on which the Common Stock is or has been listed or quoted to the effect that the Company is not in compliance with the listing or maintenance requirements of such Trading Market. Except as set forth in the SEC Reports, the Company is, and has no reason to believe that it will not in the foreseeable future continue to be, in compliance with all such listing and maintenance requirements. The Common Stock is currently eligible for electronic transfer through the Depository Trust Company or another established clearing corporation and the Company is current in payment of the fees to the Depository Trust Company (or such other established clearing corporation) in connection with such electronic transfer.

(x)           Application of Takeover Protections . The Company and the Board of Directors have taken all necessary action, if any, in order to render inapplicable any control share acquisition, business combination, poison pill (including any distribution under a rights agreement) or other similar anti-takeover provision under the Company’s certificate of incorporation (or similar charter documents) or the laws of its state of incorporation applicable to the Investor acquisition of the New Notes.

(y)           [RESERVED.]

(z)           No Integrated Offering . Assuming the accuracy of the Investor’s representations and warranties set forth in Section 3.2, neither the Company, nor any of its Affiliates, nor any Person acting on its or their behalf has, directly or indirectly, made any offers or sales of any security or solicited any offers to buy any security, under circumstances that would cause the issuance of the New Notes to be integrated with prior offerings by the Company for purposes of any applicable shareholder approval provisions of any Trading Market on which any of the securities of the Company are listed or designated.

(aa)          Solvency . The Company does not intend to incur debts beyond its ability to pay such debts as they mature (taking into account the timing and amounts of cash to be payable on or in respect of its debt). The Company has no current knowledge of any facts or circumstances which lead it to believe that it will file for reorganization or liquidation under the bankruptcy or reorganization laws of any jurisdiction within one year from the Closing Date. The SEC Reports set forth as of the date hereof all outstanding secured and unsecured Indebtedness of the Company or any Subsidiary, or for which the Company or any Subsidiary has commitments. For the purposes of this Agreement, “ Indebtedness ” means (x) any liabilities for borrowed money or amounts owed in excess of $50,000 (other than trade accounts payable incurred in the ordinary course of business), (y) all guaranties, endorsements and other contingent obligations in respect of indebtedness of others, whether or not the same are or should be reflected in the Company’s consolidated balance sheet (or the notes thereto), except guaranties by endorsement of negotiable instruments for deposit or collection or similar transactions in the ordinary course of business; and (z) the present value of any lease payments in excess of $50,000 due under leases required to be capitalized in accordance with GAAP. Neither the Company nor any Subsidiary is in default with respect to any Indebtedness.

(bb)          Tax Status . Except for matters that would not, individually or in the aggregate, have or reasonably be expected to result in a Material Adverse Effect, the Company and its Subsidiaries each (i) has made or filed all United States federal, state and local income and all foreign income and franchise tax returns, reports and declarations required by any jurisdiction to which it is subject, (ii) has paid all taxes and other governmental assessments and charges that are material in amount, shown or determined to be due on such returns, reports and declarations and (iii) has set aside on its books provision reasonably adequate for the payment of all material taxes for periods subsequent to the periods to which such returns, reports or declarations apply. There are no unpaid taxes in any material amount claimed to be due by the taxing authority of any jurisdiction, and the officers of the Company or of any Subsidiary know of no basis for any such claim.

(cc)          Foreign Corrupt Practices . Neither the Company nor any Subsidiary, nor to the knowledge of the Company or any Subsidiary, any agent or other person acting on behalf of the Company or any Subsidiary, has (i) directly or indirectly, used any funds for unlawful contributions, gifts, entertainment or other unlawful expenses related to foreign or domestic political activity, (ii) made any unlawful payment to foreign or domestic government officials or employees or to any foreign or domestic political parties or campaigns from corporate funds, (iii) failed to disclose fully any contribution made by the Company or any Subsidiary (or made by any person acting on its behalf of which the Company is aware) which is in violation of law, or (iv) violated in any material respect any provision of FCPA.

(dd)         Accountants . The Company’s independent registered public accounting firm is set forth on Schedule 3.1(dd) of the Disclosure Schedules. To the knowledge and belief of the Company, such accounting firm (i) is a registered public accounting firm as required by the Exchange Act and (ii) shall express its opinion with respect to the financial statements to be included in the Company’s Annual Report for the fiscal year ended December 31, 2016.        

(ee)        Acknowledgment Regarding Investor’s Exchange of Securities . The Company acknowledges and agrees that each of the Investor is acting solely in the capacity of an arm’s length purchaser with respect to the Transaction Documents and the transactions contemplated thereby. The Company further acknowledges that no Investor is acting as a financial advisor or fiduciary of the Company (or in any similar capacity) with respect to the Transaction Documents and the transactions contemplated thereby and any advice given by the Investor or any of their respective representatives or agents in connection with the Transaction Documents and the transactions contemplated thereby is merely incidental to the Investor’s exchange of the Exchanged Debentures for New Notes. The Company further represents to the Investor that the Company’s decision to enter into this Agreement and the other Transaction Documents has been based solely on the independent evaluation of the transactions contemplated hereby by the Company and its representatives.

(ff)          [RESERVED] .

(gg)         Regulation M Compliance . The Company has not, and to its knowledge no one acting on its behalf has, (i) taken, directly or indirectly, any action designed to cause or to result in the stabilization or manipulation of the price of any security of the Company to facilitate the sale or resale of any of the Securities, (ii) sold, bid for, purchased, or, paid any compensation for soliciting purchases of, any of the Securities, or (iii) paid or agreed to pay to any Person any compensation for soliciting another to purchase any other securities of the Company, other than, in the case of clauses (ii).

(hh)         FDA . As to each product subject to the jurisdiction of the U.S. Food and Drug Administration (“ FDA ”) under the Federal Food, Drug and Cosmetic Act, as amended, and the regulations thereunder (“ FDCA ”) that is manufactured, packaged, labeled, tested, distributed, sold, and/or marketed by the Company or any of its Subsidiaries (each such product, a “ Pharmaceutical Product ”), such Pharmaceutical Product is being manufactured, packaged, labeled, tested, distributed, sold and/or marketed by the Company in compliance with all applicable requirements under FDCA and similar laws, rules and regulations relating to registration, investigational use, premarket clearance, licensure, or application approval, good manufacturing practices, good laboratory practices, good clinical practices, product listing, quotas, labeling, advertising, record keeping and filing of reports, except where the failure to be in compliance would not have a Material Adverse Effect. The properties, business and operations of the Company have been and are being conducted in all material respects in accordance with all applicable laws, rules and regulations of the FDA. The Company has not been informed by the FDA that the FDA will prohibit the marketing, sale, license or use in the United States of any product proposed to be developed, produced or marketed by the Company nor has the FDA expressed any concern as to approving or clearing for marketing any product being developed or proposed to be developed by the Company.

(ii)            Office of Foreign Assets Control . Neither the Company nor any Subsidiary nor, to the Company's knowledge, any director, officer, agent, employee or affiliate of the Company or any Subsidiary is currently subject to any U.S. sanctions administered by the Office of Foreign Assets Control of the U.S. Treasury Department (“ OFAC ”).

(jj)            U.S. Real Property Holding Corporation . The Company is not and has never been a U.S. real property holding corporation within the meaning of Section 897 of the Internal Revenue Code of 1986, as amended, and the Company shall so certify upon Investor’s request.

(kk)          Bank Holding Company Act . Neither the Company nor any of its Subsidiaries or Affiliates is subject to the Bank Holding Company Act of 1956, as amended (the “ BHCA ”) and to regulation by the Board of Governors of the Federal Reserve System (the “ Federal Reserve ”). Neither the Company nor any of its Subsidiaries or Affiliates owns or controls, directly or indirectly, five percent (5%) or more of the outstanding shares of any class of voting securities or twenty-five percent or more of the total equity of a bank or any entity that is subject to the BHCA and to regulation by the Federal Reserve. Neither the Company nor any of its Subsidiaries or Affiliates exercises a controlling influence over the management or policies of a bank or any entity that is subject to the BHCA and to regulation by the Federal Reserve.

(ll)            Money Laundering . The operations of the Company and its Subsidiaries are and have been conducted at all times in compliance with applicable financial record-keeping and reporting requirements of the Currency and Foreign Transactions Reporting Act of 1970, as amended, applicable money laundering statutes and applicable rules and regulations thereunder (collectively, the “ Money Laundering Laws ”), and no Action or Proceeding by or before any court or governmental agency, authority or body or any arbitrator involving the Company or any Subsidiary with respect to the Money Laundering Laws is pending or, to the knowledge of the Company or any Subsidiary, threatened.

3.2            InvestorRepresentations and Warranties of the Investor . The Investor hereby represents and warrants as of the date hereof and as of the Closing Date to the Company as follows (unless as of a specific date therein, in which case they shall be accurate as of such date):

(a)           Organization; Authority . Such Investor is either an individual or an entity duly incorporated or formed, validly existing and in good standing under the laws of the jurisdiction of its incorporation or formation with full right, corporate, partnership, limited liability company or similar power and authority to enter into and to consummate the transactions contemplated by the Transaction Documents and otherwise to carry out its obligations hereunder and thereunder. The execution and delivery of the Transaction Documents and performance by the Investor of the transactions contemplated by the Transaction Documents have been duly authorized by all necessary corporate, partnership, limited liability company or similar action, as applicable, on the part of the Investor. Each Transaction Document to which it is a party has been duly executed by the Investor, and when delivered by the Investor in accordance with the terms hereof, will constitute the valid and legally binding obligation of the Investor, enforceable against it in accordance with its terms, except: (i) as limited by general equitable principles and applicable bankruptcy, insolvency, reorganization, moratorium and other laws of general application affecting enforcement of creditors’ rights generally, (ii) as limited by laws relating to the availability of specific performance, injunctive relief or other equitable remedies and (iii) insofar as indemnification and contribution provisions may be limited by applicable law.

(b)           Understandings or Arrangements . Such Investor is acquiring the Securities as principal for its own account and has no direct or indirect arrangement or understandings with any other persons to distribute or regarding the distribution of such Securities. Such Investor is acquiring the Securities hereunder in the ordinary course of its business.

(c)           Investor Status . At the time the Investor was offered the Securities, it was, and as of the date hereof it is, and on each date on which it converts its New Notes into Conversions Shares, it will be an “accredited investor” as defined in Rule 501(a)(1), (a)(2), (a)(3), (a)(7) or (a)(8) under the Securities Act. The Investor is not, and within the ninety (90) days preceding the date of this Agreement has not been, an Affiliate of the Company.

(d)           Experience of Such Investor . Such Investor, either alone or together with its representatives, has such knowledge, sophistication and experience in business and financial matters so as to be capable of evaluating the merits and risks of the prospective investment in the Securities, and has so evaluated the merits and risks of such investment. Such Investor is able to bear the economic risk of an investment in the Securities and, at the present time, is able to afford a complete loss of such investment.

(e)           Access to Information . Such Investor acknowledges that it has had the opportunity to review the Transaction Documents (including all exhibits and schedules thereto) and the SEC Reports and has been afforded, (i) the opportunity to ask such questions as it has deemed necessary of, and to receive answers from, representatives of the Company concerning the terms and conditions of the offering of the Securities and the merits and risks of investing in the Securities; (ii) access to information about the Company and its financial condition, results of operations, business, properties, management and prospects sufficient to enable it to evaluate its investment; and (iii) the opportunity to obtain such additional information that the Company possesses or can acquire without unreasonable effort or expense that is necessary to make an informed investment decision with respect to the investment.

(f)            Certain Transactions and Confidentiality . Other than consummating the transactions contemplated hereunder, the Investor has not, nor has any Person acting on behalf of or pursuant to any understanding with the Investor, directly or indirectly executed any purchases or sales, including Short Sales, of the securities of the Company during the period commencing as of the time that the Investor first received a term sheet or other communication (written or oral) from the Company or any other Person representing the Company setting forth the material terms of the transactions contemplated hereunder and ending immediately prior to the execution hereof. Other than to other Persons party to this Agreement or to the Investor’s representatives, including, without limitation, its officers, directors, partners, legal and other advisors, employees, agents and Affiliates, the Investor has maintained the confidentiality of all disclosures made to it in connection with this transaction (including the existence and terms of this transaction).

The Company acknowledges and agrees that the representations contained in this Section 3.2 shall not modify, amend or affect the Investor’s right to rely on the Company’s representations and warranties contained in this Agreement or any representations and warranties contained in any other Transaction Document or any other document or instrument executed and/or delivered in connection with this Agreement or the consummation of the transactions contemplated hereby.

ARTICLE IV.
OTHER AGREEMENTS OF THE PARTIES

4.1            Restrictions on Resale . Investor acknowledges that the New Notes will be restricted securities within the meaning of Rule 144 and the New Notes will be issued with a legend to such effect.

4.2            Furnishing of Information . Until such time as no Investor owns New Notes, the Company covenants to timely file (or obtain extensions in respect thereof and file within the applicable grace period) all reports required to be filed by the Company pursuant to the reporting requirements of the Exchange Act.

4.3            Integration . The Company shall not sell, offer for sale or solicit offers to buy or otherwise negotiate in respect of any security (as defined in Section 2 of the Securities Act) that would be integrated with the offer or issuance of the New Notes for purposes of the rules and regulations of any Trading Market such that it would require shareholder approval prior to the closing of such other transaction unless shareholder approval is obtained before the closing of such subsequent transaction.

4.4            Publicity . The Company shall file a Current Report on Form 8-K related to the transactions contemplated hereby within the period allowed under applicable law. The Company and the Investor shall consult with each other in issuing any other press releases with respect to the transactions contemplated hereby. The Company shall not publicly disclose the name of the Investor, or include the name of the Investor in any filing with the Commission or any regulatory agency or Trading Market, without the prior written consent of the Investor, except (a) as required by federal securities law and/or (b) to the extent such disclosure is required by law, governmental order or decision, or Trading Market regulations, in which case the Company shall provide the Investor with prior notice of such disclosure permitted under this clause (b).

4.5            Shareholder Rights Plan . No claim will be made or enforced by the Company or, with the consent of the Company, any other Person, that the Investor is an “ Acquiring Person ” under any control share acquisition, business combination, poison pill (including any distribution under a rights agreement) or similar anti-takeover plan or arrangement in effect or hereafter adopted by the Company, or that the Investor could be deemed to trigger the provisions of any such plan or arrangement, by virtue of receiving Securities under the Transaction Documents.

4.6            Reservation of Common Stock . As of the date hereof, the Company has reserved and the Company shall continue to reserve and keep available at all times, free of preemptive rights, a sufficient number of shares of Common Stock for the purpose of enabling the Company to issue Shares upon anticipated conversions of New Notes.

4.7            Listing of Common Stock . The Company hereby agrees to use best efforts to maintain the listing or quotation of the Common Stock on the Trading Market on which it is currently listed, and as promptly as commercially reasonable following the Closing, the Company shall apply to list or quote all of the Conversion Shares on such Trading Market and use commercially reasonable efforts to secure the listing of all of the Conversion Shares on such Trading Market. The Company further agrees, if the Company applies to have the Common Stock traded on any other Trading Market, it will then include in such application all of the Conversion Shares, and will take such other action as is necessary to cause all of the Conversion Shares to be listed or quoted on such other Trading Market as promptly as possible. The Company will then take all action reasonably necessary to continue the listing and trading of its Common Stock on a Trading Market and will comply in all respects with the Company’s reporting, filing and other obligations under the bylaws or rules of the Trading Market. The Company agrees to maintain the eligibility of the Common Stock for electronic transfer through the Depository Trust Company or another established clearing corporation, including, without limitation, by timely payment of fees to the Depository Trust Company or such other established clearing corporation in connection with such electronic transfer.

4.8            Blue Sky Filings . The Company shall take such action as the Company shall reasonably determine is necessary in order to obtain an exemption for, or to qualify the Securities for, sale to the Investor at the Closing under applicable securities or “Blue Sky” laws of the states of the United States, and shall provide evidence of any such actions taken promptly upon the written request of the Investor.

4.9            [RESERVED] .

4.10          Certain Transactions and Confidentiality . The Holder covenants that neither it nor any Affiliate acting on its behalf or pursuant to any understanding with it will execute any purchases or sales, including Short Sales of any of the Company’s securities during the period commencing with the execution of this Agreement and ending at such time that the transactions contemplated by this Agreement are first publicly announced pursuant to the initial press release as described in Section 4.4. The Holder covenants that until such time as the transactions contemplated by this Agreement are publicly disclosed by the Company pursuant to the filing on Form 8-K as described in Section 4.4, the Holder will maintain the confidentiality of the existence and terms of this transaction and the information included in the Disclosure Schedules. Notwithstanding the foregoing and notwithstanding anything contained in this Agreement to the contrary, the Company expressly acknowledges and agrees that no Holder shall be restricted or prohibited from effecting any transactions in any securities of the Company in accordance with applicable securities laws from and after the time that the transactions contemplated by this Agreement are first publicly announced pursuant to the filing on Form 8-K as described in Section 4.4.

ARTICLE V.
MISCELLANEOUS

5.1            Termination . This Agreement may be terminated by the Company or the Investor by written notice to the other parties, if the Closing has not been consummated on or before June 30, 2017; provided , however , that no such termination will affect the right of any party to sue for any breach by any other party (or parties).

5.2            Fees and Expenses . The Company shall pay its own expenses, and at Closing shall pay the fees and expenses of the Holders’ advisers, counsel, accountants and other experts, if any, and all other expenses incurred by the Holder incident to the negotiation, preparation, execution, delivery and performance of this Agreement. The Company shall pay all Transfer Agent fees (including, without limitation, any fees required for same-day processing of any instruction letter delivered by the Company and any exercise notice delivered by a Investor), stamp taxes and other taxes and duties levied in connection with the delivery of any Securities to the Investor.

5.3            Entire Agreement . The Transaction Documents, together with the exhibits and schedules thereto contain the entire understanding of the parties with respect to the subject matter hereof and thereof and supersede all prior agreements and understandings, oral or written, with respect to such matters, which the parties acknowledge have been merged into such documents, exhibits and schedules.

5.4            Notices . Any and all notices or other communications or deliveries required or permitted to be provided hereunder shall be in writing and shall be deemed effective upon delivery, if delivered (a) by email to the address as set forth on the signature pages attached hereto at or prior to 5:30 p.m. (New York City time) on a Trading Day, (b) the next Trading Day after the date of transmission, if such notice or communication is delivered on a day that is not a Trading Day or later than 5:30 p.m. (New York City time) on any Trading Day, (c) if sent by nationally recognized overnight courier service or (d) by personal delivery to the party to whom such notice is required to be given. The address for such notices and communications shall be as set forth on the signature pages attached hereto.

5.5            Amendments; Waivers . No provision of this Agreement may be waived, modified, supplemented or amended except in a written instrument signed by the applicable parties. No waiver of any default with respect to any provision, condition or requirement of this Agreement shall be deemed to be a continuing waiver in the future or a waiver of any subsequent default or a waiver of any other provision, condition or requirement hereof, nor shall any delay or omission of any party to exercise any right hereunder in any manner impair the exercise of any such right.

5.6            Headings . The headings herein are for convenience only, do not constitute a part of this Agreement and shall not be deemed to limit or affect any of the provisions hereof.

5.7            Successors and Assigns . This Agreement shall be binding upon and inure to the benefit of the parties and their successors and permitted assigns. The Company may not assign this Agreement or any rights or obligations hereunder without the prior written consent of the Investor (other than by merger). The Investor may assign any or all of its rights under this Agreement to any Person to whom the Investor assigns or transfers any Securities, provided that such transferee agrees in writing to be bound, with respect to the transferred Securities, by the provisions of the Transaction Documents that apply to the “Investor.”

5.8            No Third-Party Beneficiaries . This Agreement is intended for the benefit of the parties hereto and their respective successors and permitted assigns and is not for the benefit of, nor may any provision hereof be enforced by, any other Person, except as otherwise set forth in this Section 5.8.

5.9            Governing Law . All questions concerning the construction, validity, enforcement and interpretation of the Transaction Documents shall be governed by and construed and enforced in accordance with the internal laws of the State of New York, without regard to the principles of conflicts of law thereof. Each party agrees that all legal proceedings concerning the interpretations, enforcement and defense of the transactions contemplated by this Agreement and any other Transaction Documents (whether brought against a party hereto or its respective affiliates, directors, officers, shareholders, partners, members, employees or agents) shall be commenced exclusively in the state and federal courts sitting in the City of New York. Each party hereby irrevocably submits to the exclusive jurisdiction of the state and federal courts sitting in the City of New York, Borough of Manhattan for the adjudication of any dispute hereunder or in connection herewith or with any transaction contemplated hereby or discussed herein (including with respect to the enforcement of any of the Transaction Documents), and hereby irrevocably waives, and agrees not to assert in any suit, action or proceeding, any claim that it is not personally subject to the jurisdiction of any such court, that such suit, action or proceeding is improper or is an inconvenient venue for such proceeding. Each party hereby irrevocably waives personal service of process and consents to process being served in any such suit, action or proceeding by mailing a copy thereof via registered or certified mail or overnight delivery (with evidence of delivery) to such party at the address in effect for notices to it under this Agreement and agrees that such service shall constitute good and sufficient service of process and notice thereof, effective upon receipt. Nothing contained herein shall be deemed to limit in any way any right to serve process in any other manner permitted by law. If either party shall commence an action, suit or proceeding to enforce any provisions of the Transaction Documents, then the prevailing party in such action, suit or proceeding shall be reimbursed by the other party for its reasonable attorneys’ fees and other costs and expenses incurred with the investigation, preparation and prosecution of such action or proceeding.

5.10          Survival . The representations and warranties contained herein shall survive the Closing and the delivery of the Securities.

5.11          Execution . This Agreement may be executed in two or more counterparts, all of which when taken together shall be considered one and the same agreement and shall become effective when counterparts have been signed by each party and delivered to each other party, it being understood that the parties need not sign the same counterpart. In the event that any signature is delivered by facsimile transmission or by e-mail delivery of a “.pdf” format data file, such signature shall create a valid and binding obligation of the party executing (or on whose behalf such signature is executed) with the same force and effect as if such facsimile or “.pdf” signature page were an original thereof.

5.12          Severability . If any term, provision, covenant or restriction of this Agreement is held by a court of competent jurisdiction to be invalid, illegal, void or unenforceable, the remainder of the terms, provisions, covenants and restrictions set forth herein shall remain in full force and effect and shall in no way be affected, impaired or invalidated, and the parties hereto shall use their commercially reasonable efforts to find and employ an alternative means to achieve the same or substantially the same result as that contemplated by such term, provision, covenant or restriction. It is hereby stipulated and declared to be the intention of the parties that they would have executed the remaining terms, provisions, covenants and restrictions without including any of such that may be hereafter declared invalid, illegal, void or unenforceable.

5.13          [RESERVED] .

5.14          Replacement of Securities . If any certificate or instrument evidencing any Securities is mutilated, lost, stolen or destroyed, the Company may issue in exchange and substitution for and upon cancellation thereof (in the case of mutilation), or in lieu of and substitution therefor, a new certificate or instrument, but only upon receipt of evidence reasonably satisfactory to the Company of such loss, theft or destruction. The applicant for a new certificate or instrument under such circumstances shall also pay any reasonable third-party costs (including customary indemnity) associated with the issuance of such replacement Securities.

5.15          Remedies . In addition to being entitled to exercise all rights provided herein or granted by law, including recovery of damages, the Investor and the Company will be entitled to specific performance under the Transaction Documents. The parties agree that monetary damages may not be adequate compensation for any loss incurred by reason of any breach of obligations contained in the Transaction Documents and hereby agree to waive and not to assert in any Action for specific performance of any such obligation the defense that a remedy at law would be adequate.

5.16          Saturdays, Sundays, Holidays, etc.          If the last or appointed day for the taking of any action or the expiration of any right required or granted herein shall not be a Business Day, then such action may be taken or such right may be exercised on the next succeeding Business Day.

5.17          Construction . The parties agree that each of them and/or their respective counsel have reviewed and had an opportunity to revise the Transaction Documents and, therefore, the normal rule of construction to the effect that any ambiguities are to be resolved against the drafting party shall not be employed in the interpretation of the Transaction Documents or any amendments thereto. In addition, each and every reference to share prices and shares of Common Stock in any Transaction Document shall be subject to adjustment for reverse and forward stock splits, stock dividends, stock combinations and other similar transactions of the Common Stock that occur after the date of this Agreement. The term “including” is deemed to mean “including, without limitation.”

5.18          WAIVER OF JURY TRIAL . IN ANY ACTION, SUIT, OR PROCEEDING IN ANY JURISDICTION BROUGHT BY ANY PARTY AGAINST ANY OTHER PARTY, THE PARTIES EACH KNOWINGLY AND INTENTIONALLY, TO THE GREATEST EXTENT PERMITTED BY APPLICABLE LAW, HEREBY ABSOLUTELY, UNCONDITIONALLY, IRREVOCABLY AND EXPRESSLY WAIVES FOREVER TRIAL BY JURY.

(Signature Pages Follow)

IN WITNESS WHEREOF, the parties hereto have caused this Note Purchase Agreement to be duly executed by their respective authorized signatories as of the date first indicated above.

With a copy to (which shall not constitute notice):

[REMAINDER OF PAGE INTENTIONALLY LEFT BLANK

SIGNATURE PAGE FOR HOLDER FOLLOWS]

[HOLDER SIGNATURE PAGES TO NWBO NOTE PURCHASE AGREEMENT]

IN WITNESS WHEREOF, the undersigned have caused this Note Purchase Agreement to be duly executed by their respective authorized signatories as of the date first indicated above.

Address for Notice to Investor:

Address for Delivery of New Notes to Investor (if not same as address for notice):

Amount of New Notes to be issued to Investor: $_________________

[SIGNATURE PAGES CONTINUE]